tag:blogger.com,1999:blog-88787317424308253892024-03-05T10:39:09.289-08:00Laju Reaksilaju reaksi PEhttp://www.blogger.com/profile/00616181309197633144noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-8878731742430825389.post-6196155708676495512011-05-17T07:09:00.003-07:002011-05-17T07:09:41.200-07:00LAJU REAKSI<div style="height: 575px; margin: 0pt; padding: 0pt; text-align: center; width: 575px;"><object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swfla sh.cab#version=8,0,0,0" height="100%" width="100%"> <param name="movie"
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<div align="center" class="MsoNormal" style="text-align: center; text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">TUGAS PEMBELAJARAN ELEKTRONIK<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="text-align: center; text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">“LAJU REAKSI”</span></b></div><div align="center" class="MsoNormal" style="text-align: center; text-indent: 0in;"><link href="file:///C:%5CDOCUME%7E1%5Cuser%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_filelist.xml" rel="File-List"></link><link href="file:///C:%5CDOCUME%7E1%5Cuser%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_editdata.mso" rel="Edit-Time-Data"></link><link href="file:///C:%5CDOCUME%7E1%5Cuser%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_themedata.thmx" rel="themeData"></link><link href="file:///C:%5CDOCUME%7E1%5Cuser%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_colorschememapping.xml" rel="colorSchemeMapping"></link> <m:smallfrac m:val="off"> <m:dispdef> <m:lmargin m:val="0"> <m:rmargin m:val="0"> <m:defjc m:val="centerGroup"> <m:wrapindent m:val="1440"> <m:intlim m:val="subSup"> <m:narylim m:val="undOvr"> </m:narylim></m:intlim> </m:wrapindent><style>
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</style> </m:defjc></m:rmargin></m:lmargin></m:dispdef></m:smallfrac></div><div align="center" class="MsoNormal" style="text-align: center; text-indent: 0in;"><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgMUHQ6Cqw6qM-iseoF1tsLSBX5PZSZ2eOZf94LikgNBVoL8CvukV4I10hHtns4mX9-D7MWpDWHD2cHV4w-nCfl9hBRpouVnlW8gKEkkZSKERE458tHZKVeaqXVDvSAOGtCcQWFDDnqMNv5/s1600/Logo_Unib.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="198" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgMUHQ6Cqw6qM-iseoF1tsLSBX5PZSZ2eOZf94LikgNBVoL8CvukV4I10hHtns4mX9-D7MWpDWHD2cHV4w-nCfl9hBRpouVnlW8gKEkkZSKERE458tHZKVeaqXVDvSAOGtCcQWFDDnqMNv5/s200/Logo_Unib.png" width="200" /></a></div></div><div align="center" class="MsoNormal" style="text-align: center; text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Disusun Oleh :<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="line-height: 115%; text-align: center; text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 115%;">Devia Maya Silviany (A1F008002)<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="line-height: 115%; text-align: center; text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 115%;">Hanni Susant</span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 115%;">y</span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 115%;"> (A1F008006)<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="line-height: 115%; text-align: center; text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 115%;">Hendra Irawan (A1F008007)<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="line-height: 115%; text-align: center; text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 115%;">Herlita Widiyanti (A1F008036)<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="line-height: 115%; text-align: center; text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 115%;">Kristina Mulia (A1F008039)<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="line-height: 115%; text-align: center; text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 115%;">Meria Nisa (A1F008042)<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="line-height: 115%; text-align: center; text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 115%;">Riri Atmiati (A1F008049)<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="line-height: 115%; text-align: center; text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 115%;">Nesti (A1F008046)<o:p></o:p></span></b></div><div class="MsoNormal" style="text-indent: 0in;"><br />
</div><div align="center" class="MsoNormal" style="text-align: center;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">PROGRAM STUDY PENDIDIKAN KIMIA<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="text-align: center;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">FAKULTAS KEGURUAN DAN ILMU PENDIDIKAN<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="text-align: center;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">UNIVERSITAS BENGKULU<o:p></o:p></span></b></div><div align="center" class="MsoNormal" style="text-align: center;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">2011<o:p></o:p></span></b></div><div class="MsoNormal"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">STANDAR KOMPETENSI, KOMPETENSI DASAR& INDIKATOR<o:p></o:p></span></b></div><div class="MsoNormal" style="margin-left: 0.75in; text-indent: -0.25in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">1.<span style="font: 7pt "Times New Roman";"> </span></span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">STANDAR KOMPETENSI<o:p></o:p></span></b></div><ol start="3" type="1"><li class="MsoNormal" style="text-indent: -0.25in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Memahami kinetika reaksi, kesetimbangan kimia, dan faktor-faktor yang mempengaruhinya, serta penerapannya dalam kehidupan sehari-hari dan industri </span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></li>
</ol><div class="MsoNormal" style="margin-left: 0.75in; text-indent: -0.25in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">2.<span style="font: 7pt "Times New Roman";"> </span></span><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">KOMPETENSI DASAR</span></b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div class="MsoNormal" style="margin-left: 39pt; text-indent: -0.25in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">3.1<span style="font: 7pt "Times New Roman";"> </span></span><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Mendeskripsikan pengertian laju reaksi dengan melakukan percobaan tentang faktor-</span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> </span><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">faktor yang mempengaruhi laju reaksi</span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div class="MsoNormal" style="margin-left: 0.75in; text-indent: -0.25in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">3.<span style="font: 7pt "Times New Roman";"> </span></span><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">INDIKATOR</span></b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div class="MsoNormal" style="margin-left: 0.75in; text-indent: -0.25in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">1.<span style="font: 7pt "Times New Roman";"> </span></span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Menjelaskan kemolaran larutan </span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div class="MsoNormal" style="margin-left: 0.75in; text-indent: -0.25in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">2.<span style="font: 7pt "Times New Roman";"> </span></span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Menghitung kemolaran larutan </span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div class="MsoNormal" style="margin-left: 0.75in; text-indent: -0.25in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">3.<span style="font: 7pt "Times New Roman";"> </span></span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Menjelaskan pengertian laju reaksi </span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div class="MsoNormal" style="margin-left: 0.75in; text-indent: -0.25in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">4.<span style="font: 7pt "Times New Roman";"> </span></span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Menjelaskan faktor-faktor yang mempengaruhi laju reaksi </span><br />
<br />
<b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">PERTEMUAN PERTAMA</span></b><br />
<b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">2 x 45 menit</span></b><br />
<b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Indikator </span></b><br />
<b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">1. Menjelaskan kemolaran larutan</span></b><br />
<b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">2. Menghitung Kemolaran larutan</span></b><br />
<span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> </span><br />
<span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> </span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div class="MsoNormal" style="margin-left: 0.75in; text-indent: -0.25in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">A.<span style="font: 7pt "Times New Roman";"> </span></span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">KONSEP LAJU REAKSI<o:p></o:p></span></div><div class="MsoNormal" style="margin-left: 0.5in; text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Laju dalam konsep fisika<o:p></o:p></span></div><div class="MsoNormal" style="line-height: normal;"><span style="height: 2px; left: 0px; margin-left: 81px; margin-top: 29px; position: absolute; width: 44px; z-index: 251657728;"><img height="2" src="file:///C:/DOCUME%7E1/user/LOCALS%7E1/Temp/msohtmlclip1/01/clip_image001.gif" v:shapes="_x0000_s1026" width="44" /></span> V = jarak</div><div class="MsoNormal" style="line-height: normal;"> waktu </div><div class="MsoNormal" style="margin-left: 0.5in; text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Laju adalah perbandingan antara jarak yang ditempuh benda dengan satuan waktu <o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">1. Pengertian laju reaksi<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Reaksi kimia berlangsung dengan kecepatan yang berbeda-beda. Meledaknyapetasan, adalah contoh reaksi yang berlangsung dalam waktu singkat. Proses perkaratan besi, pematangan buah di pohon, dan fosilisasi sisa organisme merupakan peristiwa- peristiwa kimia yang berlangsung sangat lambat. Reaksi kimia selalu berkaitan dengan perubahan dari suatu pereaksi (reaktan) menjadi hasil reaksi (produk).<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Pereaksi (reaktan) → Hasil reaksi (produk)<o:p></o:p></span></div><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Laju reaksi dapat dinyatakan sebagai berkurangnya jumlah (konsentrasi) pereaksi per satuan waktu atau bertambahnya jumlah (konsentrasi) hasil reaksi per satuan waktu.</span><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> </span></b><br />
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</style> </m:defjc></m:rmargin></m:lmargin></m:dispdef></m:smallfrac></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">2. Molaritas larutan (M) dan penggunaannya<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Reaksi zat dalam bentuk larutan sering dipengaruhi oleh perbandingan komponen penyusun larutan. Larutan biasanya disebut encer, bila mengandung sedikit zat terlarut. Encer pekatnya larutan disebut konsentrasi. Satuan laju reaksi umumnya dinyatakan dengan mol/liter.detik. Molaritas (mol/ liter) adalah ukuran yang menyatakan banyaknya mol zat terlarut dalam satu liter larutannya.<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Adakalanya, larutan yang tersedia di laboratorium adalah larutan-larutan yang konsentrasinya sangat tinggi (larutan pekat), sehingga bila kita memerlukan larutan dengan konsentrasi rendah maka kita perlu mengencerkannya terlebih dahulu. Pengenceran adalah penambahan zat pelarut ke dalam suatu larutan yang pekat untuk mendapatkan larutan baru yang konsentrasinya lebih rendah. Jumlah mol sebelum pengenceran harus sama dengan jumlah mol setelah pengenceran, sehingga:<o:p></o:p></span></div><div align="center" class="MsoNormal" style="text-align: center;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">n<sub>1</sub> = n<sub>2<o:p></o:p></sub></span></div><div align="center" class="MsoNormal" style="text-align: center;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">M<sub>1</sub>V<sub>1</sub> = M<sub>2</sub> V<sub>2<o:p></o:p></sub></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Hubungan kuantitatif antara perubahan konsentrasi dengan laju reaksi dinyatakan dengan Persamaan Laju Reaksi atau Hukum Laju Reaksi. Untuk reaksi:<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">pA + qB rC<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">maka bentuk umm persamaan lajunya adalah:<o:p></o:p></span></div><div class="MsoNormal"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">v = k [A]<sup>m</sup> [B]<sup>n</sup></span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">dimana:<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">v = laju reaksi (mol/ Liter. s)<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">k = tetapan laju reaksi<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">m = orde/tingkat reaksi terhadap A<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">n = orde/tingkat reaksi terhadap B<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">[A] = konsentrasi awal A (mol/ Liter)<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">[B] = konsentrasi awal B (mol/ Liter)<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Tingkat reaksi (orde reaksi) tidak sama dengan koefisien reaksi. Orde reaksi hanya dapat ditentukan melalui percobaan. Tingkat reaksi total adalah jumlah tingkat reaksi untuk setiap pereaksi.<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> Orde reaksi total = m + n<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Orde reaksi menunjukkan hubungan antara perubahan konsentrasi pereaksi dengan perubahan laju reaksi. Hubungan antara kedua besaran ini dapat dinyatakan dengan grafik orde reaksi.<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">• Pada reaksi orde nol, laju reaksi tidak bergantung pada konsentrasi pereaksi</span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhI_v6CSshmveL_bu4enMAXzamACBe2HGbGuCyHJkdVbraAzB9S76z3IutOqzCiCNXe3nAbTI7RWq9_JtaLyPFa-Jvu3oOx92g1QjBA7V4VMPbQKxjHi5m2XWuxc43GQm7WPygD94fCBjxi/s1600/Slide2.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="165" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhI_v6CSshmveL_bu4enMAXzamACBe2HGbGuCyHJkdVbraAzB9S76z3IutOqzCiCNXe3nAbTI7RWq9_JtaLyPFa-Jvu3oOx92g1QjBA7V4VMPbQKxjHi5m2XWuxc43GQm7WPygD94fCBjxi/s200/Slide2.JPG" width="200" /></a></div><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> Pada reaksi orde satu, laju reaksi berbanding lurus dengan konsentrasi pereaksi. Jika konsentrasi dinaikkan dua kali, maka laju reaksinya pun akan dua kali lebih cepat dari semua</span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhfZ7e2ql8q-9zKNO7hyphenhyphenoiT9Z32RP5P8Q0uBLScPbIN7bFftmeffEOjJjMheYDYEjCINOGBQGTYhHil3AtkzQX3I_680Ux6k-srqD7rWZ_u16ExjfpaQ8EPYgOuFLD4gyQrBWT5GKewYPzo/s1600/Slide3.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="129" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhfZ7e2ql8q-9zKNO7hyphenhyphenoiT9Z32RP5P8Q0uBLScPbIN7bFftmeffEOjJjMheYDYEjCINOGBQGTYhHil3AtkzQX3I_680Ux6k-srqD7rWZ_u16ExjfpaQ8EPYgOuFLD4gyQrBWT5GKewYPzo/s200/Slide3.JPG" width="200" /></a></div><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> Pada reaksi orde dua, kenaikan laju reaski akan sebanding dengan kenaikan konsentrasi pereaksi pangkat dua. Bila konsentrasi pereaksi dinaikkan dua kali, maka laju reaksinya akan naik menjadi empat kali lipat dari semula</span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEha9hWpIEr4Eh-pxLbQkYidvDxlaTd733byX40-_0M_JO82fGEXHuL6xb7We0TDKOc_5VaUlyRSJCN9eQA3KhToE2RYJcgqjNJAOLSl3AxTCxLl6P9o33Ug9tWuMz1pKIiA3s8SLioSov2i/s1600/Slide4.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="153" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEha9hWpIEr4Eh-pxLbQkYidvDxlaTd733byX40-_0M_JO82fGEXHuL6xb7We0TDKOc_5VaUlyRSJCN9eQA3KhToE2RYJcgqjNJAOLSl3AxTCxLl6P9o33Ug9tWuMz1pKIiA3s8SLioSov2i/s200/Slide4.JPG" width="200" /></a></div><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> Dengan demikian, jika konsentrasi suatu zat dinaikkan a kali, maka laju reaksinya menjadi b kali; sehingga orde reaksi terhadap zat tersebut adalah : <o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">a <sup>x</sup> = b dimana x = orde reaksi</span><br />
<br />
<b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">PERTEMUAN KEDUA</span></b><br />
<b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">2 x 45 menit</span></b><br />
<b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Indikator :</span></b><br />
<b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">1. Menjelaskan pengertian laju reaksi</span></b><br />
<b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">2. Menjelaskan faktor-faktor yang mempengaruhi laju reaksi</span></b><br />
<span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><br />
</span><br />
<span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div class="MsoNormal" style="text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">FAKTOR-FAKTOR YANG MEMPENGARUHI LAJU REAKSI<o:p></o:p></span></b></div><div class="MsoNormal" style="text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">1. Konsentrasi<o:p></o:p></span></div><div class="MsoNormal" style="text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Mana yang lebih mungkin terjadi tabrakan, di jalan lenggang atau dijalanan padat?</span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgnyG1ToAMVxBDhJC9JAfvMM4xxjVddmRvqmpoWPdSkL0TW6Rq_nrZupsBJruv-Bkr_pr3mhZ2pjdOZZ7ELVU6w8HoGeiw5qX-jrvXZY3WfbC4CDZTbGNWRo5t2yzQ-eL07zo10nujXn1PZ/s1600/Slide1.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="138" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgnyG1ToAMVxBDhJC9JAfvMM4xxjVddmRvqmpoWPdSkL0TW6Rq_nrZupsBJruv-Bkr_pr3mhZ2pjdOZZ7ELVU6w8HoGeiw5qX-jrvXZY3WfbC4CDZTbGNWRo5t2yzQ-eL07zo10nujXn1PZ/s200/Slide1.JPG" width="200" /></a></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhWLIxA9qp9EJttRkDZi7r4iEvhvEe_wAOVnswlifRbH0gwvyl9p9Eus4NkGTBnXAQ2CZJmf5WpzX5LbjQn8XYZ9KrHcz5fuSFQ07-V4u5MjGBfSVtJMN_9RdqFpdEbB05Q7hOjz8ugbnMU/s1600/Slide2.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="165" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhWLIxA9qp9EJttRkDZi7r4iEvhvEe_wAOVnswlifRbH0gwvyl9p9Eus4NkGTBnXAQ2CZJmf5WpzX5LbjQn8XYZ9KrHcz5fuSFQ07-V4u5MjGBfSVtJMN_9RdqFpdEbB05Q7hOjz8ugbnMU/s200/Slide2.JPG" width="200" /></a></div></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Larutan dengan konsentrasi yang besar (pekat) mengandung partikel yang lebih rapat, jika dibandingkan dengan larutan encer. Semakin tinggi konsentrasi berarti semakin banyak molekul-molekul dalam setiap satuan luas ruangan, akibatnya tumbukan antar molekul makin sering terjadi dan reaksi berlangsung semakin cepat. <o:p></o:p></span></div><div class="MsoNormal" style="text-indent: 0in;"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Semakin tinggi konsentrasi suatu larutan, makin besar laju reaksinya</span></b></div><div class="MsoNormal" style="text-indent: 0in;"><link href="file:///C:%5CDOCUME%7E1%5Cuser%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_filelist.xml" rel="File-List"></link><link href="file:///C:%5CDOCUME%7E1%5Cuser%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_themedata.thmx" rel="themeData"></link><link href="file:///C:%5CDOCUME%7E1%5Cuser%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_colorschememapping.xml" rel="colorSchemeMapping"></link> <m:smallfrac m:val="off"> <m:dispdef> <m:lmargin m:val="0"> <m:rmargin m:val="0"> <m:defjc m:val="centerGroup"> <m:wrapindent m:val="1440"> <m:intlim m:val="subSup"> <m:narylim m:val="undOvr"> </m:narylim></m:intlim> </m:wrapindent><style>
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<span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Mana yang lebih mudah larut, gula yang berukuran butir kasar atau yang berukuran butiran halus ?</span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgHZzHl1Az5d2MXyLyxueBUubVCKrFdzxl1cP5nu2yEXHBWzR862EnbIW9K3P417AmzJ0hDsDS-iuEOXpRqg26a2Bg-ve0zlGv1sXx_y6gcRV-2Y2MJ9XlN_-CBXUm7lF0-TxUomvF9EVE-/s1600/Slide5.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="261" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgHZzHl1Az5d2MXyLyxueBUubVCKrFdzxl1cP5nu2yEXHBWzR862EnbIW9K3P417AmzJ0hDsDS-iuEOXpRqg26a2Bg-ve0zlGv1sXx_y6gcRV-2Y2MJ9XlN_-CBXUm7lF0-TxUomvF9EVE-/s320/Slide5.JPG" width="320" /></a></div><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> Suatu zat akan bereaksi apabila bercampur dan bertumbukan. Pada pencampuran reaktan yang terdiri dari dua fasa atau lebih, tumbukan berlangsung pada bagian permukaan zat. Padatan berbentuk serbuk halus memiliki luas permukaan bidang sentuh yang lebih besar daripada padatan berbentuk lempeng atau butiran. Semakin luas permukaan partikel, maka frekuensi tumbukan kemungkinan akan semakin tinggi sehingga reaksi dapat berlangsung lebih cepat.<o:p></o:p></span></div><div class="MsoNormal" style="text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> <b>Laju reaksi berbanding lurus dengan luas permukaan reaktan<o:p></o:p></b></span></div><div class="MsoNormal" style="text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">3. Temperatur<b><o:p></o:p></b></span></div><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhNKC9P1i_xCnsWYRmUDYUz4idEuYkYnilipzFXkOpVk84SKXrAMKAAaMhDI8ln-bNu0hjYo2jvfnYXb16-NpS6rLmTycx8YKhicvQZu3GCS__AG5YAxGjMYclyrfQ3XIaP3qQPrGVQZoIz/s1600/img_8303.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhNKC9P1i_xCnsWYRmUDYUz4idEuYkYnilipzFXkOpVk84SKXrAMKAAaMhDI8ln-bNu0hjYo2jvfnYXb16-NpS6rLmTycx8YKhicvQZu3GCS__AG5YAxGjMYclyrfQ3XIaP3qQPrGVQZoIz/s200/img_8303.jpg" width="200" /></a><m:smallfrac m:val="off"><m:dispdef> <m:lmargin m:val="0"><m:rmargin m:val="0"><m:defjc m:val="centerGroup"><m:wrapindent m:val="1440"><m:intlim m:val="subSup"><m:narylim m:val="undOvr"></m:narylim></m:intlim></m:wrapindent><style>
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<div class="MsoNormal" style="text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Ilustrasi suhu terhadap laju reaksi<o:p></o:p></span></div><div class="MsoNormal" style="text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Ketika membuat teh manis, gula dimasukkan ke dalam air panas sehingga gula lebih cepat larut. Coba bayangkan jika gula itu dimasukkan ke air dingin. Apa yang terjadi ?? <o:p></o:p></span></div><div class="MsoNormal"><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Kenaikan suhu dapat mempercepat laju reaksi karena dengan naiknya suhu energi kinetik partikel zat-zat meningkat sehingga memungkinkan semakn banyaknya tumbukan efektif yang menghasilkan perubahan</span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Setiap partikel selalu bergerak. Dengan naiknya suhu, energi gerak (kinetik) partikel ikut meningkat sehingga makin banyak partikel yang memiliki energi kinetik di atas harga energi aktivasi (Ea).<o:p></o:p></span></div><div class="MsoNormal" style="text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> <b>Kenaikan suhu akan memperbesar laju reaksi</b><o:p></o:p></span></div><div class="MsoNormal" style="text-indent: 0in;"><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Hubungan ini ditetapkan dari suatu percobaan, misal diperoleh data sebagai berikut:</span><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> </span><span lang="EN-GB" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div class="MsoNormal" style="text-indent: 0in;"><br />
</div><div class="MsoNormal" style="text-indent: 0in;"><br />
</div><table border="0" cellpadding="0" cellspacing="0" class="MsoNormalTable" style="border-collapse: collapse; width: 303px;"><tbody>
<tr style="height: 0.55pt;"> <td style="border-color: black; border-style: solid; border-width: 2.25pt 1pt 1pt 2.25pt; height: 0.55pt; padding: 0.05in 0.1in; width: 113.65pt;" valign="top" width="152"><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Suhu (<sup>o</sup>C)</span></b><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> </span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div></td> <td style="border-color: black black black -moz-use-text-color; border-style: solid solid solid none; border-width: 2.25pt 2.25pt 1pt medium; height: 0.55pt; padding: 0.05in 0.1in; width: 113.7pt;" valign="top" width="152"><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Laju reaksi (M/detik)</span></b><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> </span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div></td> </tr>
<tr style="height: 4.95pt;"> <td style="border-color: -moz-use-text-color black black; border-style: none solid solid; border-width: medium 1pt 2.25pt 2.25pt; height: 4.95pt; padding: 0.05in 0.1in; width: 113.65pt;" valign="top" width="152"><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">10</span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">20</span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">30</span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">40</span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">t</span></b><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> </span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div></td> <td style="border-color: -moz-use-text-color black black -moz-use-text-color; border-style: none solid solid none; border-width: medium 2.25pt 2.25pt medium; height: 4.95pt; padding: 0.05in 0.1in; width: 113.7pt;" valign="top" width="152"><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">0,3</span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">0,6</span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">1,2</span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">2,4</span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div><div class="MsoNormal" style="text-indent: 0in;"><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Vt</span></b><b><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> </span></b><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></b></div></td> </tr>
</tbody></table><div class="MsoNormal" style="text-indent: 0in;"><span style="height: 74px; left: 0px; margin-left: 15px; margin-top: 70px; position: absolute; width: 139px; z-index: 251656704;"></span><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Dari data diperoleh hubungan:</span><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> </span><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Setiap kenaikan suhu 10 <sup>o</sup>C, maka laju mengalami kenaikan 2 kali semula, maka secara matematis dapat dirumuskan</span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRj6DMsH75hd1XW12LZ_NxZzilFlsWbjRG6ECLjYepMEYvY4VPT3OqAcEcJswf35PfcE4-BHaCvuWjJvfkk2RIp4PtiLlNrXf04OVBRCULH-auzC5ZJcgODZV8d9OiJ5CIZ6EI5UgS9Zr4/s1600/Slide3.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="103" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRj6DMsH75hd1XW12LZ_NxZzilFlsWbjRG6ECLjYepMEYvY4VPT3OqAcEcJswf35PfcE4-BHaCvuWjJvfkk2RIp4PtiLlNrXf04OVBRCULH-auzC5ZJcgODZV8d9OiJ5CIZ6EI5UgS9Zr4/s200/Slide3.JPG" width="200" /></a></div><span lang="IN" style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> </span><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Dimana :<o:p></o:p></span> <br />
<div class="MsoNormal" style="text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">V<sub>t</sub> = laju reaksi pada suhu t<o:p></o:p></span></div><div class="MsoNormal" style="text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">V<sub>o</sub> = laju reaksi pada suhu awal (t<sub>o</sub>)</span></div><div class="MsoNormal" style="text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"></span></div><div class="MsoNormal" style="text-indent: 0in;"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">4.Katalisator</span><br />
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</style> </m:defjc></m:rmargin></m:lmargin></m:dispdef></m:smallfrac></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Perhatikan gambar disamping, terlihat. Seorang anak dan ayahnya sedang Berjalan kaki menuju rumahnya. Beberapa saat kemudian sang anak yang melihat ada delman yang melintas Dihadapan mereka, memiliki keinginan Untuk menaiki delman tersebut, sedangkan sang ayah tetap berjalan kaki. Dari ilustrasi tersebut, siapakah yang duluan sampai ke rumah???<o:p></o:p></span></div><div class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p> </o:p>Katalis adalah zat yang dapat memperbesar laju reaksi, tetapi tidak mengalami perubahan kimia secara permanen, sehingga pada akhir reaksi zat tersebut dapat diperoleh kembali. Katalis mempercepat reaksi dengan cara menurunkan harga energi aktivasi (Ea). Katalisis adalah peristiwa peningkatan laju reaksi sebagai akibat penambahan suatu katalis. Meskipun katalis menurunkan energi aktivasi reaksi, tetapi ia tidak mempengaruhi perbedaan energi antara produk dan pereaksi. Dengan kata lain, penggunaan katalis tidak akan mengubah entalpi reaksi<o:p></o:p></span> </div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEga0I4Ot8A4Quw6rFud4gJAaLd2dh8i4HEhQiP1ZGHm7Il3aCD-ja6NR8Qp7NLHNMbUIoaUsgwK6F3buDo5wlFx2NEmAS2KjQyaTspelyuOQBIVS4OotJ4Fx6xLsoIEcj4f9-3_o9JwBA2P/s1600/Slide6.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="202" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEga0I4Ot8A4Quw6rFud4gJAaLd2dh8i4HEhQiP1ZGHm7Il3aCD-ja6NR8Qp7NLHNMbUIoaUsgwK6F3buDo5wlFx2NEmAS2KjQyaTspelyuOQBIVS4OotJ4Fx6xLsoIEcj4f9-3_o9JwBA2P/s320/Slide6.JPG" width="320" /></a></div><div class="MsoNormal"><link href="file:///C:%5CDOCUME%7E1%5Cuser%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_filelist.xml" rel="File-List"></link><link href="file:///C:%5CDOCUME%7E1%5Cuser%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_themedata.thmx" rel="themeData"></link><link href="file:///C:%5CDOCUME%7E1%5Cuser%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_colorschememapping.xml" rel="colorSchemeMapping"></link> <m:smallfrac m:val="off"> <m:dispdef> <m:lmargin m:val="0"> <m:rmargin m:val="0"> <m:defjc m:val="centerGroup"> <m:wrapindent m:val="1440"> <m:intlim m:val="subSup"> <m:narylim m:val="undOvr"> </m:narylim></m:intlim> </m:wrapindent><style>
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</style> </m:defjc></m:rmargin></m:lmargin></m:dispdef></m:smallfrac></div><div class="MsoNormal"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 9pt; line-height: 150%;"> Gambar 3.2 Grafik energi pengaktifan berkurang dengan adanya katalis<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Berdasarkan wujudnya, katalis dapat dibedakan menjadi dua macam, yaitu katalis homogen dan katalis heterogen.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">a. Katalis homogen<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Katalis homogen adalah katalis yang berada dalam fasa yang sama dengan molekul pereaksi. Banyak contoh dari katalis jenis ini baik dalam fasa gas maupun dalam fasa cair atau larutan.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Contoh:<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">• Katalis dan pereaksi berwujud cair<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> 2H2O2 (aq) H2O (l) +O2 (g)<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">• Katalis dan pereaksi berwujud gas<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"> 2SO2 (g) + O2 (g) </span><span style="color: #231f20; font-family: "Cambria Math","serif"; font-size: 12pt; line-height: 150%;">⎯⎯</span><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">NO</span><span style="color: #231f20; font-family: "Cambria Math","serif"; font-size: 12pt; line-height: 150%;">⎯</span><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">(g)</span><span style="color: #231f20; font-family: "Cambria Math","serif"; font-size: 12pt; line-height: 150%;">⎯</span><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">→ 2SO3 (g)<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">b. Katalis heterogen<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Katalis heterogen berada dalam fasa yang berbeda dengan pereaksi; biasanya ada dalam bentuk padatan. Katalis heterogen biasanya melibatkan pereaksi fasa gas yang terserap pada permukaan katalis padat.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Terdapat dua jenis proses penyerapan gas pada permukaan padat, yaitu adsorpsi (penyerapan zat pada permukaan benda) dan absorpsi (penyerapan zat ke seluruh bagian benda).<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Contoh:<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Katalis berwujud padat, sedangkan pereaksi berwujud gas.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">• 2SO2 (g) + O2 </span><span style="color: #231f20; font-family: "Cambria Math","serif"; font-size: 12pt; line-height: 150%;">⎯⎯</span><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">v2O</span><span style="color: #231f20; font-family: "Cambria Math","serif"; font-size: 12pt; line-height: 150%;">⎯</span><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">5(8)</span><span style="color: #231f20; font-family: "Cambria Math","serif"; font-size: 12pt; line-height: 150%;">⎯</span><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">→ 2SO3 (g)<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">• C2H4 (g) + H2 (g) </span><span style="color: #231f20; font-family: "Cambria Math","serif"; font-size: 12pt; line-height: 150%;">⎯⎯</span><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Ni(8</span><span style="color: #231f20; font-family: "Cambria Math","serif"; font-size: 12pt; line-height: 150%;">⎯</span><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">)→ C2H6 (g)<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">c. Autokatalis<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Autokatalis adalah zat hasil reaksi yang dapat berperan sebagai katalis.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Contoh:<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">MnSO4 yang dihasilkan dari reaksi kalium permanganat dengan asam oksalat dalam suasana asam merupakan autokatalis reaksi tersebut.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">2 KMnO4(aq) + 5 H2C2O(aq) + 3 H2SO4(aq) → 2 MnSO4(aq) + K2SO4 (aq)<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">+ 8H2O(l) + 10 CO2(g)<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Disamping itu, ada beberapa zat yang dapat memperlambat suatu reaksi. Zat tersebut dinamakan antikatalis, karena sifatnya berlawanan dengan katalis.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">• Inhibitor<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Inhibitor adalah zat yang memperlambat atau menghentikan jalannya reaksi.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Contoh: SnCl2 bersifat inhibitor pada reaksi :<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">H2SO3 + udara H2SO4<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">• Racun katalis<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Racun katalis adalah zat yang dalam jumlah sedikit dapat menghambat kerja<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">katalis.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Contoh:<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">CO2,CS2, atau H2S merupakan racun katalis pada reaksi :<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">2H2 (g) + O2 (g) 2H2O (l)<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Evaluasi<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><br />
</div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><b><span style="color: #00aff0; font-family: "Times New Roman","serif"; font-size: 12pt;">Pilihan Ganda<o:p></o:p></span></b></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><b><i><span style="color: #00aff0; font-family: "Times New Roman","serif"; font-size: 12pt;">Pilihlah salah satu jawaban yang paling benar!<o:p></o:p></span></i></b></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">1. Larutan NaCl (Mr = 58,5) mempunyai konsentrasi 0,2 M; artinya dalam .…<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">A. 1 liter larutannya terdapat 2 gram NaCl<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">B. 1 liter pelarutnya terdapat 0,2 mol NaCl<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">C. 2 liter pelarutnya terdapat 0,4 mol NaCl<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">D. 500 mL pelarutnya terdapat 4 gram NaCl<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">E. 500 mL larutannya terdapat 0,2 mol NaCl<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">2. Ke dalam 250 mL larutan 0,1 M NaOH, dilakukan pengenceran dengan<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">menambahkan 500 mL air. Kemolaran larutan sekarang adalah .…<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">A. 0,02 M D. 0,04 M<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">B. 0,3 M E. 0,033 M<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">C. 0,025 M<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">3. Molaritas larutan Ca(OH)2 yang dibuat dengan melarutkan 0,10 mol Ca(OH)2 ke<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">dalam air sampai volumenya 2 liter adalah .…<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">A. 2,50 M D. 0,20 M<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">B. 2,00 M E. 0,05 M<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">C. 0,50 M<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">4. Jika perubahan konsentrasi salah satu pereaksi tidak mempengaruhi laju reaksi,<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">maka orde reaksi terhadap pereaksi tersebut adalah .…<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">A. 4 D. 1<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">B. 3 E. 0<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">C. 2<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><b><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">GLOSARIUM<o:p></o:p></span></b></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><b><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">SOAL-SOAL LATIHAN BAB 3<o:p></o:p></span></b></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">60<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">5. Laju reaksi untuk persamaan: P + Q PQ<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">Pada setiap saat dapat dinyatakan bahwa .…<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">A. penambahan konsentrasi P tiap satuan waktu<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">B. penambahan konsentrasi P dan Q tiap satuan waktu<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">C. penambahan konsentrasi P, Q dan PQ tiap satuan waktu<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">D. penambahan konsentrasi PQ tiap satuan waktu<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">E. penambahan konsentrasi P dan PQ tiap satuan waktu<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">6. Pada reaksi:<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">3A (g) +B (g) + 2C (g) D(g) + 2E (g)<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">Jika kecepatan pembentukan D adalah = k [A][B]2<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">Maka kecepatan reaksinya tidak dipengaruhi oleh perubahan .…<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">A. temperatur D. konsentrasi B<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">B. suhu E. konsentrasi C<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">C. konsentrasi A<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">7. Laju reaksi dari A (g) + B (g) C (g) adalah v = k [A][B]2. Jika volume yang<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">ditempati gas-gas tersebut diubah menjadi kali volume semula, maka laju<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">reaksinya dibandingkan semula akan menjadi .…<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">A. kali D. kali<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">B. 16 kali E. 64 kali<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">C. 32 kali<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">8. Grafik yang menyatakan reaksi orde satu adalah .…<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">A. D.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">B. E.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">C.<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">9. Kenaikan suhu akan mempercepat laju reaksi karena .…<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">A. kenaikan suhu akan menyebabkan konsentrasi pereaksi meningkat<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">B. frekuensi tumbukan semakin tinggi<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">C. dalam reaksi kimia suhu berperan sebagai katalisator<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">61<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">D. kenaikan suhu akan mengakibatkan turunnya energi aktivasi<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">E. energi kinetik partikel-partikel yang bereaksi semakin tinggi<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">10. Suatu katalis mempercepat reaksi dengan cara meningkatkan .…<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">A. jumlah tumbukan molekul<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">B. energi kinetik molekul<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">C. perubahan entalpi<o:p></o:p></span></div><div align="left" class="MsoNormal" style="line-height: normal; margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt;">D. energi aktivasi<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">E. jumlah molekul yang memiliki energi di atas energi aktivasi<o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><br />
</div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><b><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Refrensi<o:p></o:p></span></b></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt; text-align: left; text-indent: 0in;"><br />
</div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt 0.5in; text-align: left; text-indent: -0.25in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">•<span style="font: 7pt "Times New Roman";"> </span></span><span lang="IN" style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Petrucci, Ralph. H, 1992. <i>Kimia Dasar, Prinsip dan Terapan Modern. </i>Terjemahan Suminar. Jakarta: Erlangga</span><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><div align="left" class="MsoNormal" style="margin: 0in 0in 0.0001pt 0.5in; text-align: left; text-indent: -0.25in;"><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">•<span style="font: 7pt "Times New Roman";"> </span></span><span lang="IN" style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Brady, James E. dan J.R. Holum. 1988. <i>Fundamentals of Chemistry. </i>Edisi 3, New York: Jon Willey & Sons, Inc.</span><span style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;"><o:p></o:p></span></div><br />
<br />
<ul><li><span lang="IN" style="color: #231f20; font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 150%;">Parning, Horale, Tiopan, 2006, <i>Kimia SMA Kelas XI Semester I,</i> Jakarta: Yudistira</span></li>
</ul></div>laju reaksi PEhttp://www.blogger.com/profile/00616181309197633144noreply@blogger.com3