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LAPORAN PRAKTIKUM
DINAMIKA KIMIA
JUDUL PERCOBAAN :
PENENTUAN LAJU REAKSI IODINASI ASETON
DALAM SUASANA ASAM
Nama : SantiNurAini
NRP : 1413100048
Tana! Pra"ti"um : #8 A$ri! #01%
Nama A&i&t'n : Ma& Mattiu&
Tana! P'num$u!an : 1# M'i #01%
K'!(m$(" : )B
LABORATORIUM FUNDAMENTAL KIMIA
JURUSAN KIMIA
FAKULTAS MATEMATIKA DAN ILMU PENGETAHUAN ALAM
INSTITUT TEKNOLOGI SEPULUH NOPEMBER SURABAYA
2015
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I. TUJUAN PRAKTIKUM
Tu*uan +i!a"u"ann,a $'r-(.aan ini a+a!a/ untu" m'n'ntu"an !a*u r'a"&i i(+ina&i
a&'t(n
II.TEORI DASAR
2.1 Laju Reak!
La*u r'a"&i +i+'ini&i"an &'.aai $'ru.a/an "(n&'ntra&i $'r&atuan a"tu2 La*u r'"a&i
"imia t'r!i/at +ari $'ru.a/an "(n&'ntra&i m(!'"u! r'a"tan atau "(n&'ntra&i m(!'"u! $r(+u"
t'r/a+a$ a"tu2 La*u r'"a&i ti+a" t'ta$ m'!ain"an .'ru.a/ t'ru& m'n'ru& &'irin +'nan
$'ru.a/an "(n&'ntra&i C/an#0056
7am.ar #21 7rai" La*u R'a"&i antara a"tu +'nan K(n&'ntra&i Pr(+u" +an R'a"tan
At"in& #0106
2.2 Pe"#a$u% Ka&a'! &e$%a(a) Laju Reak!
Kata!i& a+a!a/ 9at ,an m'nam.i! .aian +a!am r'a"&i "imia t'ta$i $a+a a"/ir
r'a"&i ti+a" m'm$'naru/i $r(+u" ,an t'r.'ntu"2 Kata!i& ti+a" mun-u! +a!am $'r&amaan
"imia2 Siat +ari "ata!i& a+a!a/ "ata!i& ti+a" .'r'a"&i &'-ara $'rman'n "ata!i& ti+a"
m'm$'naru/i /a&i! a"/ir r'a"&i "ata!i& .'"'r*a $a+a &u/u ($timum2 Kata!i&
m'mumn"in"an r'a"&i .'r!an&un !'.i/ -'$at atau m'mun"in"an r'a"&i $a+a &u/u !'.i/
r'n+a/ a"i.at $'ru.a/an ,an +i$i-u (!'/ ata!i& t'r/a+a$ $'r'a"&i2 Kata!i& m'n,'+ia"an
&uatu *a!ur $i!i/an +'nan 'n'ri a"tia&i ,an !'.i/ r'n+a/2 Kata!i& m'nurani 'n'ri ,an
+i.utu/"an untu" .'r!an&unn,a r'a"&iC/an #00562
Kata!i& +a$at +i.'+a"an "' +a!am +ua (!(nan utama ,aitu "ata!i& /(m('n +an
"ata!i& /'t'r('n2 Kata!i& /'t'r('n a+a!a/ "ata!i& ,an a&'n,a .'r.'+a +'nan r'"tan ,an
a"an +i"ata!i&n,a2 Kata!i& /(m('n a+a!a/ "ata!i& ,an m'mi!i"i a&' ,an &ama +'nan
r'a"tan ,an a"an +i"ata!i&n,a2
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B'ri"ut ini a+a!a/ &"'ma umum r'a"&i "ata!iti" :
A ; C < AC ============================216
B ; AC < AB ; C ==========================#6
C a+a!a/ "ata!i& m'&"i$un "ata!i& C t'rma"an $a+a ta/a$ r'a"&i 1 namun &'!an*utn,a
+i/a&i!"an "'m.a!i (!'/ r'a"&i # &'/ina untu" r'a"&i "'&'!uru/an m'n*a+i :
A ; B ; C < AB ; C ==========================36
Kata!i& /(m('n t'r+iri +ari "ata!i& a&am +an .a&a -(nt(/n,a >C! >#SO4 NaO>
KO>2 Kata!i& ini umumn,a +iuna"an $a+a &"a!a !a.(rat(rium "ar'na &u!it +ia"u"an &'-ara
"(m'r&i! ($'ra&i $a+a a&' -air +i.ata&i $a+a "(n+i&i &u/ +an t'"anan &'/ina $'ra!atan
!'.i/ "(m$!'"& +an +i$'r!u"an $'mi&a/an antara $r(+u" +an "ata!i& En'! D""#01362
2.* Huku+ Laju
>u"um La*u a+a!a/ /u.unan antara !a*u r'a"&i +an "(n&'ntra&i ,an +a$at +i$'r(!'/
+ari +ata '"&$'rim'n2 >u"um !a*u +i$'r(!'/ &'-ara '"&$'rim'n +an ti+a" .'rantun $a+a
&t("i(m'tri2 >u"um !a*u +a$at +in,ata"an &'.aai :
Da!am &uatu r'a"&i A < B !a*u r'a"&in,a a+a!a/ :
V =k [ A ]
X
=======================222
46
Da!am &uatu r'a"&i A ; B < C !a*u r'a"&in,a a+a!a/ :
V =k [ A ] X [B]
Y
=======================%6
+imana :
k ? t'ta$an La*u R'a"&i
x , y = (r+' r'a"&i P'tru--i 1)8@6
2., O$(e Reak!
Or+' r'a"&i t'r/a+a$ &uatu "(m$(n'n m'ru$a"an $an"at +ari "(n&'ntra&i "(m$(n'n
itu +a!am /("um !a*u2Or+' r'a"&i ti+a" +a$at +itu!i&"an +ari $'r&amaan r'a"&i m'!ain"an
/aru& +ata '"&$'rim'n2 B'.'ra$a (r+' r'a"&i ,an umum t'r+a$at +a!am $'r&amaan r'a"&i
"imia ,aitu:
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R'a"&i Or+' n(!
R'a"&i +i"ata"an .'r(r+' n(! t'r/a+a$ &a!a/ &atu &atu $'r'a"&in,a a$a.i!a
$'ru.a/an "(n&'ntra&i $'r'a"&i t'r&'.ut ti+a" m'm$'naru/i !au r'a"&i2 P'r&amaan!a*u r'a"&i ,an .'r(r+' 0 ,aitu ? " A0S,u"ri1)))62
A
7am.ar #2# 7rai" !a*u r'a"&i Or+' 0 ? " A0
P'tru--i 1)8@6
R'a"&i Or+' &atu
Suatu r'a"&i +i"ata"an .'r(r+' &atu t'r/a+a$&a!a/ &atu $'r'a"&in,a *i"a !a*u r'a"&i
.'r.an+in !uru& +'nan "(n&'ntra&i $'r'a"&i t'r&'.ut2 Ji"a "(n&'ntra&i $'r'a"&i
t'r&'.ut +i!i$attia"an ma"a !a*u r'a"&i a"an m'n*a+i 31 atau tia "a!in,a2 P'r&amaan
!a*u r'a"&i ,aitu ? " A S,u"ri1)))62
A
7am.ar #23 7rai" !a*u r'a"&i (r+' 1 ? " A1
P'tru--i1)8@6
R'a"&i Or+' +ua
Suatu r'a"&i +i"ata"an .'r(r+' +ua t'r/a+a$ &a!a/ &atu $'r'a"&i *i"a !a*u r'a"&i
m'ru$a"an $an"at +ua +ari "(n&'ntra&i $'r'a"&i itu2 A$a.i!a "(n&'nta&i 9at itu
+i!i$attia"an ma"a !a*u $'r'a"&i a"an m'n*a+i 3# atau ) "a!i !'.i/ .'&ar
S,u"ri1)))62
A
7am.ar #24 7rai" !a*u r'a"&i Or+' # ? " A#
P'tru--i 1)8@6
III. PROSEDUR PER-OBAAN
*.1 Pe$a'a&a" (a" Ba%a"
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P'ra!atan ,an +iuna"an m'!i$uti ta.un r'a"&i $i$'t u"ur $i$'t t't'& "u't '!a&
.'"'r +an &t($ at-/2
S'+an"an .a/an ,an +iuna"an m'!i$uti !arutan a&'t(n 3 M !arutan >C! .a"u 1 M
!arutan I# +a!am KI 01 M2
*.2 P$e(u$ Pe$/aa"
+i-am$ur"an +'nan aria&i t'rt'ntu
+i-am$ur"an +'nan (!um' t'rt'ntu +an +imu!ai &t($at-/
$'rtama
+ia+u"
+ima&u""an "u't "' +a!am S$'"tr((t(m't'r Ui& a"tu
$'n-am$uran !arutan /ina +ima&u""an "' &$'"tr((t(m't'r±
1 m'nit
+iu"ur a.&(r.an&i $'rtama +an +imu!ai &t($at-/ "'+ua
+i-atat a.&(r.an&in,a tia$ +'ti" "' 0 50 )0 +an 1#0
+i!a"u"an $'r-(.aan ,an &ama untu" &'tia$ aria&i (!um'
ma&inma&in r'a"tan ,an +i.'ri"an
I. PEMBAHASAN
P'r-(.aan ini .'r*u+u! !a*u r'a"&i i(+ina&i a&'t(n +a!am &ua&ana a&am2 P'r-(.aan ini
.'rtu*uan untu" m'n'ntu"an $'r&amaan !a*u r'a"&i i(+ina&i a&'t(n2 Prin&i$ +ari $'r-(.aan
a+a!a/ "in'ti"a "imia !a*u r'a"&i +an &$'"tr((t(m't'r Ui&2 R'a"&i ini +i!a"u"an +'nan
KI 01 MA&'t(n 3 M >C! 1 M
Cam$uran +i
+a!am "u't
Cam$uran +i +a!am
&$'"tr((t(m't'r
Ui&
Data A.&(r.an&i
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m'nam.a/"an i(+in $a+a a&'t(n2 R'a"&i i(+ina&i a&'t(n ini .'r*a!an &anat !am.at (!'/
"ar'na itu +i$'r!u"an $'nam.a/an "ata!i& a&am untu" m'm$'r-'$at t'r*a+in,a r'a"&i2 K'ti"a
!arutan i(+in +ir'a"&i"an +'nan a&'t(n +'nan a+an,a a&am ma"a arna "unin +ari i(+in
$'r!a/an!a/an m'mu+ar &'irin +'nan +i"(n&um&in,a i(+in t'r&'.ut untu" .'r'a"&i +'nan
a&'t(n2 La*u r'a"&i $a+a $'r-(.aan ini +ii"uti +'nan m'namati $'nurunan int'n&ita& arna"unin +ari i(+in +a!am !arutan $a+a a"tu t'rt'ntu
Pa+a $'r-(.aan ini +i"a*i r'a"&i i(+ina&i a&'t(n ,an +i"ata!i&a (!'/ >C!2 La*u r'a"&i
+iu"ur +'nan m'namati !a*u $'ru.a/an "(n&'ntra&i i(+in +'nan &$'"tr((t(m't'r2
A.&(r.an&i !arutan +iu&a/a"an antara 0@0# $a+a $an*an '!(m.an ,an &'&uai2 O!'/
"ar'na itu $'r!u +i!a"u"an aria&i "(n&'ntra&i aa! &'tia$ $'r'a"&i2 P'r-(.aan ini +i!a"u"an
+'nan m'nuna"an aria&i (!um' untu" ma&inma&in 9at ,aitu A&'t(n #% m!% m!
@% m!+an 10 m!6 untu" run 14 >C! #% m!% m! @% m! +an 10 m!6 untu" run %8+an
I(+in #% m!% m! @% m!+an 10 m!6 untu" run )1#2 Data $'r-(.aan ,an +i+a$at .'ru$a
a.&(r.an&i tia$ 0 50 )0 +an 1#02 Data ,an +i+a$at "'mu+ian +i$!(t "' +a!am rai" /u.unan a.&(r.an&i t'r/a+a$ a"tu +imana &um.u F &'.aai un&i a"tu +an &um.u ,
&'.aai un&i a.&(r.an&i2 S'/ina a"an +i+a$at"an 1# rai"2 Dari rai" t'r&'.ut a"an
+i+a$at $'r&amaan ari&n,a , ? mF ; - +imana m &!($'6 m'ru$a"an !a*u r'a"&i2 K'mu+ian
untu" m'n-ari (r+' r'a"&i tia$ 9at t'r!'.i/ +a/u!u m'n-ari "(n&'ntra&i t'r"(r'"&i M
+'nan m'nuna"an rumu& [ M ' ]=
[ M ] mula x Volume ambil
Volume total . Setelah didapatkan
hasil konsentrasi terkoreksi kemudian diplot kedalam grafk hubungan
antara In V (laju reaksi) sebagai sumbu x dengan In [M’] sebagai sumbu .
Di+a$at $'r&amaan ari&n,a , ? mF ; - +imana m &!($'6 m'ru$a"an (r+' r'a"&i2 Dari /a&i!
$'r/itunan +an rai" , +i+a$at tia$ 9atn,a (r+' r'a"&i untu" A&'t(n a+a!a/ # >C! 1 +an
I(+in 02 Or+' r'a"&i ,an +i+a$at +iuna"an untu" m'n/itun "(n&tanta !a*u r'a"&i tia$
runn,a +'nan m'nuna"an rumu& K =
V
[ Aseto n' ] x x [ HC l
' ] y
x [ I ' ] z K , +i+a$at tia$
runn,a "'mu+ian +iratarata &'/ina +ari /a&i! $'r/itunan ni!ai K +i$'r(!'/ &'.'&ar
!"!!!#. Sehingga persamaan laju reaksina menjadi $
V % !"!!!# x [&seton]' x [l]*
+enambahan A&'t(n +an I(+in .'run&i &'.aai r'a"tan ,an a"an m'na!ami
r'a"&i m'm.'ntu" &'.ua/ $r(+u"2 Larutan >C! .'run&i &'.aai "ata!i& ,an .'run&i
m'm$'r-'$at t'r*a+in,a r'a"&i2
TUGAS
12 S'!ain +'nan &$'"tr((t(m't'r !a*u r'a"&i i(+ina&i a&'t(n +a$at +ii"uti +'nan -ara
titra&i (!um'tri2 T'ran"an -ara t'r&'.ut G#2 T'ran"an &i&t'm r'a"&i "ata!i&a a&am atau .a&a &'-ara umum2
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32 R'a"&i i(+ina&i a&'t(n t'rma&u" r'a"&i &u.&titu&i nu"!'(i!i" atau '!'"tr(i!i"2 T'ran"an
m'"ani&m'n,aG
JA3AB 4
*. &nalisa titrasi asam basa atau ,olumetri adalah analisa kuantitati-
dimana kadar komponen dari at uji ditetapkan berdasarkan ,olume
pereaksi (konsentrasi diketahui) ang ditambahkan kedalam larutan
at uji hingga komponen ang akan di tetapkan bereaksi se/ara
kuantitati- dengan pereaksi tersebut
. KESIMPULAN DAN SARAN
Dari /a&i! $'r-(.aan ,an t'!a/ +i!a"u"an +a$at +iam.i! .'.'ra$a "'&im$u!an antara
!ain:
12 Or+' r'a"&i untu" A&'t(n a+a!a/ # &'+an"an (r+' r'a"&i untu" >C! a+a!a/ 1 +an
(r+' r'a"&i untu" I a+a!a/ 0
#2 K(n&tanta !a*u $'r-(.aan ini a+a!a/ !"!!!#
32 P'r&amaan !a*u $a+a $'r-(.aan ini a+a!a/ :
? !"!!!# x [&seton]' x [l]*
DAFTAR PUSTAKA
At"in& P2 H2 Ju!i( +' Pau!a2 #01062 Physical Chemistry ninth edition”.
N' (r" :2 > Hr''man an+ C(m$an,
C/anRa,m(n+2#00562 Kimia Dasar : Konsep-Konsep Inti Jilid 2”2 Ja"arta :
Er!ana
P'tru--i Ra!$/2 1)8@62 Kimia Dasar, Prinsip dan Terapan odern2 Ja"arta :Er!ana
S,u"ri21)))2 Kimia Dasar 2”2Ban+un : ITB Pr'&&
T/(ma& En'!2 D""2#01362 !Physical chemistry”2 Kana+a : P'ar&(n '+u-ati(n in-2
@53@5% '(r' ((+.ur, $/,&i-a! -/'mi&tr, 1))@ -(!' $u.!i&/in
-(m$an, u&a6
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LAMPIRAN
A. A"a'!a Da&a
Ta.'! 12 Data >a&i! P'namatan P'r-(.aan I(+ina&i A&'t(n
0un Volume (ml) &bsorbansi pada t (s)
&seton l I ! 1! #! *'!
* '.2 *! *! *.3!4 *.435 *.441 *.461
' 2 *! *! '.46 '.154 '.213 '.2*5
5 4.2 *! *! '.6!# '.'2 '.*41 '.!##
6 *! *! *! '.!6# *.#!2 *.3'# *.42*
2 *! '.2 *! 5.15# 5.26* 5.2'# 5.2!3
1 *! 2 *! *.1*1 *.22# *.2'# *.2
4 *! 4.2 *! *.6*4 *.56# *.5'5 *.'41
3 *! *! *! '.**1 *.#6* *.321 *.41## *! *! '.2 !.55* !.''* !.*1 !.*
*! *! *! 2 !.112 !.21# !.2*4 !.61#
** *! *! 4.2 *.211 *.6!2 *.5'5 *.'5
*' *! *! *! '.!#4 *.#23 *.331 *.3!#
B. G$a!k
Dari +ata /a&i! $'namatan ,an +i$'r(!'/ $a+a ta.'! 1 +i$!(t"an "' +a!am rai"
untu" tia$ run &'/ina +i$'r(!'/ 1# rai" /u.unan a.&(r.an&i t'r/a+a$ a"tu a+a$un
rai"n,a &'.aai .'ri"ut :
! '! 6! 1! 3! *!! *'! *6!
*.4
*.4'
*.46
*.41
*.43
*.3
*.3'
-(x) % 7 !x 8 *.3*
09 % !.#5
7rai" 12 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run 1
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! '! 6! 1! 3! *!! *'! *6!
'.52
'.6
'.62
'.2
'.22
'.1
'.12
'.4
'.42
'.3
-(x) % 7 !x 8 '.46
09 % *
7rai" #2 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run #
! '! 6! 1! 3! *!! *'! *6!
*.#
'
'.*
'.'
'.5
'.6
'.2
-(x) % 7 !x 8 '.6*
09 % *
7rai" 32 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run 3
! '! 6! 1! 3! *!! *'! *6!
-(x) % 7 !x 8 '.!209 % *
7rai" 42 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run 4
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! '! 6! 1! 3! *!! *'! *6!
5.6
5.62
5.2
5.22
5.1
5.12
5.4
-(x) % 7 !x 8 5.15
09 % !.#5
7rai" %2 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run %
! '! 6! 1! 3! *!! *'! *6!
*.66
*.61
*.63
*.2
*.2'
*.26
*.21
*.23
*.1
*.1'
*.16
-(x) % 7 !x 8 *.1'
09 % *
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7rai" 52 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run 5
! '! 6! 1! 3! *!! *'! *6!
*.'
*.'2
*.5
*.52
*.6
*.62
-(x) % 7 !x 8 *.6'
09 % !.##
7rai" @2 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run @
! '! 6! 1! 3! *!! *'! *6!
*.2
*.1
*.4
*.3
*.#
'
'.*
'.'
-(x) % 7 !x 8 '.*'
09 % *
7rai" 82 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run 8
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! '! 6! 1! 3! *!! *'! *6!
!
!.!2
!.*
!.*2
!.'
!.'2
!.5
!.52
-(x) % 7 !x 8 !.55
09 % *
7rai" )2 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run )
! '! 6! 1! 3! *!! *'! *6!
!
!.*
!.'
!.5
!.6
!.2
!.1
!.4
-(x) % 7 !x 8 !.14
09 % *
7rai" 102 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run 10
! '! 6! 1! 3! *!! *'! *6!
!
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!.6
!.1
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-(x) % 7 !x 8 *.24
09 % *
7rai" 112 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run 11
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! '! 6! 1! 3! *!! *'! *6!
*.12
*.4
*.42
*.3
*.32
*.#
*.#2
'
'.!2
'.*
'.*2
-(x) % 7 !x 8 '.*09 % *
7rai" 1#2 7rai" /u.unan A.&(r.an&i t'r/a+a$ a"tu Run 1#
Dari $'r&amaan rai" ,an +i$'r(!'/ $a+a rai" +iata& +i+a$at"an !a*u r'a"&i untu"
ma&inma&in run &'.aai .'ri"ut :
Ta.'! #2 Ta.'! /a&i! !a*u r'a"&i tia$ run
0unVolume (ml)
V&seton l I
* '.2 *! *! !.!!!2
' 2 *! *! !.!!*#
5 4.2 *! *! !.!!'1
6 *! *! *! !.!!'2
2 *! '.2 *! !.!!*
1 *! 2 *! !.!!**
4 *! 4.2 *! !.!!**
3 *! *! *! !.!!'#
# *! *! '.2 !.!!*#
*! *! *! 2 !.!!*1
** *! *! 4.2 !.!!'3
*' *! *! *! !.!!'6
-. Pe$%!&u"#a"
1. +erhitungan untuk men/ari konsentrasi terkoreksi [M’]$:iketahui $ [&seton] % 5 M
[l] % * M [I'] % !"* M
:itana $ [&seton’] " [l’]" [I'’] % ;. < =a>ab $?ntuk men/ari konsentrasi terkoreksi menggunakan rumus diba>ah
ini$
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[M’] $[ M ] mula x Volume ambil
Volume total
@onsentrasi terkoreksi &seton [&seton’] tiap run $
Run 1: Run 2:
[&seton’] %3 M x2,5ml
22,5ml [&seton’] %3 M x5ml
25ml
% !"5555 M % !"1!!! M
Run 3: Run 4:
[&seton’] %3 M x7,5ml
27,5ml [&seton’] %3 M x10ml
30ml
% !"3*3' M % *"!!!! M
Run 5 dan 9 (volume sama): Run 6 dan 10 (volume sama):
[&seton’] %3 M x10ml
22,5ml [&seton’] %3 M x10ml
25ml
% *"5555 M % *"'!!! M
Run 7 dan 11(volume sama): Run 8 dan 12 (volume sama):
[&seton’] % 3 M x10ml27,5ml [&seton’] % 3 M x10ml
30ml
% *"!#!# M % *"!!!! M
Aabel '. Aabel hasil perhitungan [&seton’]
0un [&setonB]In
[&setonB] V In V* !.5555 7*.!#31 !.!!!2 74.1!!#' !.1!!! 7!.2*!3 !.!!*# 71.'12#
5 !.3*3' 7!.'!!4 !.!!'17
2.#2''6
6 *.!!!! !.!!!! !.!!'27
2.##*61
2 *.5555 !.'344 !.!!*7
1.#!441
1 *.'!!! !.*3'5 !.!!**7
1.3*'62
4 *.!#!# !.!34! !.!!**7
1.3*'62
3 *.!!!! !.!!!! !.!!'#7
2.365!6
# *.5555 !.'344 !.!!*# 71.'12#*! *.'!!! !.*3'5 !.!!*1 7
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1.65442
** *.!#!# !.!34! !.!!'37
2.343*6
*' *.!!!! !.!!!! !.!!'67
1.!5''#
Dari +ata ta.'! # +i$!(t"an "'+a!am rai" /u.unan antara In A&'t(n +'nan In
untu" m'n-ari (r+' r'a"&i A&'t(n &'/ina +i+a$at"an rai" +i.aa/ ini :
7*.'!!! 7*.!!!! 7!.3!!! 7!.1!!! 7!.6!!! 7!.'!!! !.!!!!
73
74
71
72
76
75
7'
7*
!
-(x) % *.22x 7 2.42
09 % !.#*
7rai" 132 7rai" /u.unan antara In A&'t(n +'nan In
Dari &!($' rai" +i ata& +i+a$at"an (r+' r'a"&i untu" A&'t(n a+a!a/ 1%4 atau
+i.u!at"an m'n*a+i #2
@onsentrasi terkoreksi l [l’] tiap run $
Run 1 dan 9 (volume sama): Run 2 dan 10 (volume sama):
[l’] %1 M x 10ml
22,5ml [l’] %1 M x 10ml
25ml
% !"6666 M % !"6!!! M
Run 3 dan 11 (volume sama): Run 4, 8 dan 12 (volume
sama) :
[l’] %1 M x 10ml
27,5ml [l’] %1 M x 10ml
30ml
% !"5151 M % !.5555 M
Run 5: Run 6:
[l’] %1 M x 2,5ml
22,5ml [l’] %1 M x 5ml
25ml
% !"**** M % !"'!!! M
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Run 7:
[l’] %1 M x 7,5ml
27,5ml
% !"'4'4 M
Aabel 5. Aabel hasil perhitungan [l’]
0un [lB] In [lB] V In V* !.6666 7!.3*!# !.!!!2 74.1!!#' !.6!!! 7!.#*15 !.!!*# 71.'12#5 !.5151 7*.!**1 !.!!'1 72.#2''6 !.5555 7*.!#31 !.!!'2 72.##*22 !.**** 7'.*#4' !.!!* 71.#!431 !.'!!! 7*.1!#6 !.!!** 71.3*'64 !.'4'4 7*.'##5 !.!!** 71.3*'63 !.5555 7*.!#31 !.!!'# 72.365!# !.6666 7!.3*!# !.!!*# 71.'12#
*! !.6!!! 7!.#*15 !.!!*1 71.6543** !.5151 7*.!**1 !.!!'3 72.343**' !.5555 7*.!#31 !.!!'6 71.!5'5
Dari +ata ta.'! 3 +i$!(t"an "'+a!am rai" /u.unan antara In >C! +'nan In
untu" m'n-ari (r+' r'a"&i >C! &'/ina +i+a$at"an rai" +i.aa/ ini :
7'.2!!! 7'.!!!! 7*.2!!! 7*.!!!!
74.!!!!
71.3!!!
71.1!!!
71.6!!!
71.'!!!
71.!!!!
72.3!!!
72.1!!!
72.6!!!
72.'!!!
-(x) % !.45x 7 2.64
09 % !.63
7rai" 142 7rai" /u.unan antara In >C! +'nan In
Dari &!($' rai" +i ata& +i+a$at"an (r+' r'a"&i untu" >C! a+a!a/ 0@# atau
+i.u!at"an m'n*a+i 12
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@onsentrasi terkoreksi @I [@l’] tiap run $
Run 1 dan 5 (volume sama): Run 2 dan 6 (volume sama):
[@l’] %0,1 M x10ml
22,5ml [@l’] %0,1 M x10ml
25ml
% !"!666 M % !"!6!! M
Run 3 dan 7 (volume sama): Run 4,8, dan 12 (volume
sama):
[@l’] %0,1 M x10ml
27,5ml [@l’] %0,1 M x10ml
30ml
% !"!516 M % !.!555 M
Run 9: Run 10:
[@l’] %0,1 M x2,5ml
22,5ml % !"!*** M [@l’] %0,1 M x5ml
25ml % !"!'!!
M
Run 11 :
[@l’] %0,1 M x7,5ml
27,5ml
% !"!'!! M
Aabel 6. Aabel hasil perhitungan [@I’]
0un [IB] In [IB] V In V* !.!666 75.**52 !.!!!2 74.1!!#' !.!6!! 75.'*3# !.!!*# 71.'12#5 !.!516 75.5*6' !.!!'1 72.#2''6 !.!555 75.6!*' !.!!'2 72.##*22 !.!666 75.**52 !.!!* 71.#!431 !.!6!! 75.'*3# !.!!** 71.3*'6
4 !.!516 75.5*6' !.!!** 71.3*'63 !.!555 75.6!*' !.!!'# 72.365!# !.!*** 76.6##3 !.!!*# 71.'12#
*! !.!'!! 75.#*'! !.!!*1 71.6543** !.!'45 75.1!*# !.!!'3 72.343**' !.!555 75.6!*' !.!!'6 71.!5'5
Dari +ata ta.'! 4 +i$!(t"an "'+a!am rai" /u.unan antara In K! +'nan In
untu" m'n-ari (r+' r'a"&i K! &'/ina +i+a$at"an rai" +i.aa/ ini :
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72.!!!! 76.2!!! 76.!!!! 75.2!!! 75.!!!!
71.2!!!
71.6!!!
71.5!!!
71.'!!!
71.*!!!
71.!!!!
72.#!!!
72.3!!!
72.4!!!
72.1!!!
72.2!!!
-(x) % !.5*x 7 6.#1
09 % !.51
7rai" 1%2 7rai" /u.unan antara In K! +'nan In
Dari &!($' rai" +i ata& +i+a$at"an (r+' r'a"&i untu" K! a+a!a/ 030 atau
+i.u!at"an m'n*a+i 02
'. +erhitungan untuk men/ari nilai @ :iketahui $ orde reaksi [&seton’] % '
orde reaksi [l’] %* orde reaksi [I’] % !
:itana $ @% ;< =a>ab $
?nruk men/ari nilai @ digunakan rumus diba>ah ini $
K = V
[ Aseton' ] x x [ HC l
' ] y
x [ I ' ] z
0un * $ 0un # $
K = 0.0005
[0.3333 ]2 x [0.4444 ]
1 x [0.0444 ]
0 K =
0.0019
[1.3333 ]2 x [0.4444 ]
1 x [0.0111]
0
? !.!!'! % !.!!!2
0un ' $ 0un *! $ K =
0.0019
[0.6000 ]2 x [0.4000 ]
1 x [0.0400]
0 K =
0.0016
[1.2000 ]2 x [0.4000]
1 x [0.0200]
0
% !.!!'* % !.!!!6
0un 5 $ 0un ** $
K = 0.0026
[0.8182 ]2 x [0.3636 ]
1 x [0.0364]
0 K =
0.0028
[1.0909 ]2 x [0.3636 ]
1 x [0.0273]
0
% !.!!*6 % !.!!!#
0un 6 $ 0un *' $
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K = 0.0025
[1.0000]2 x [0.3333 ]
1 x [0.0333 ]
0 K =
0.0024
[1.0000 ]2 x [0.3333 ]
1 x [0.0333 ]
0
% !.!!!3 % !.!!!3
0un 2 $
K = 0.001
[1.3333 ]2 x [0.1111 ]
1 x [0.0444 ]
0
% !.!!!*
0un 1 $
K = 0.0011
[1.2000 ]
2
x [0.2000 ]
1
x [0.0400]
0
% !.!!!'
0un 4
K = 0.0011
[1.0909 ]2 x [0.2727 ]
1 x [0.0364]
0
% !.!!!5
0un 3 $
K = 0.0029
[1.0000 ]2 x [0.3333 ]
1 x [0.0333]
0 =0.0010
Aabel 1. Aabel hasil perhitungan @onstanta Caju (@)
0un V (mDs) [&setonB]' [lB]* [IB]! @ * !.!!!2 !.**** !.6666 *.!!!! !.!!'!' !.!!*# !.51!! !.6 *.!!!! !.!!'*5 !.!!'1 !.11#6 !.5151 *.!!!! !.!!*66 !.!!'2 *.!!!! !.5555 *.!!!! !.!!!32 !.!!* *.4443 !.**** *.!!!! !.!!!*1 !.!!** *.66!! !.' *.!!!! !.!!!'4 !.!!** *.*#!* !.'4'4 *.!!!! !.!!!53 !.!!'# *.!!!! !.5555 *.!!!! !.!!*!# !.!!*# *.4443 !.6666 *.!!!! !.!!!2*! !.!!*1 *.66!! !.6 *.!!!! !.!!!6** !.!!'3 *.*#!* !.5151 *.!!!! !.!!!#*' !.!!'6 *.!!!! !.5555 *.!!!! !.!!!3
@ rata7rata !.!!!#
:ari hasil perhitungan" didapat konstanta laju reaksina adalah
!"!!!#. Sehingga persamaan laju reaksi untuk per/obaan ini adalah $
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V % !"!!!# x [&seton]' x [l]*
NILAI PER-OBAAN 4
Te
Pe"(a%u'ua
"
Ke$ja La)$a"
P$ak&!ku+N!'a! Ak%!$
601007 601007 601007
P$ak&!ka"8
SantiNurAini
1413100048
Me"#e&a%u!
A!&e"8
Matiu&