koefisien distribusi dan tetapan kesetimbangan reaksi

8/16/2019 Koefisien Distribusi Dan Tetapan Kesetimbangan Reaksi

1/23

KOEFISIEN DISTRIBUSI DANTETAPAN KESETIMBANGAN

REAKSI

PRAKTIKUM KIMIA FISIK II

LABORATORIUM KIMIA MATERIAL

DEPARTEMEN KIMIA

FAKULTAS MATEMATIKA DAN ILMU PENGETAHUAN ALAM

UNIVERSITAS PADJADJARAN2015


2/23

Koefisien Distribusi

• Koefisie !is"#i$%si &!&'&( )e#$&!i*&

+ose"#&si +&se"i,$&*& -&" !&'&, !%&

)e'%" .&* $e#$e!& .&* "i!&+ s&'i*$e#/&,)%#

• F&+"o# .&* ,e,)e*%(i +oefisie !is"#i$%si

&!&'&( )e'%" o#*&i+ )o'i+'o#oe"i'e !&

)e'%" &i#


3/23

S.&"3s.&" )ee"%& !e*& ,e**%&+&+oefisie !is"#i$%si &!&'&( se$&*&i $e#i+%"S4e('& 16607

1 Ti!&+ &!& #e&+si s&,)i*

2 Ti!&+ "e#8&!i !isosi&si !& &sosi&si9 :&" "e#'%" "i!&+ $e#e&+si !e*& )e'%"

; Pe!is"#i$%si& -&" "e#'%" )&!& )e'%".&)&!& s%(% +os"&

Pe*%( )e#%$&(& "e+&& +ose"#&sis%(% !& 4i&$e' '&i )&!& +ese"i,$&*&

"e'&( !i#i*+&s !&'&, )#isi) Le


4/23

Penerapan Prinsip Le Chatelier

• Kose"#&si #e&+"& !i+%#&*i ,&+&+ese"i,$&*& &+& $e#*ese# +e &( #e&+"&$e*i"% 8%*& se$&'i+.&

• Te+&& !i&i++& ,&+& +ese"i,$&*& &+&$e#*ese# +e &( #e&+"& !e*& 8%,'&( ,o'.&* 'e$i( +e/i'

• Vo'%,e !i)e#$es ,&+& +ese"i,$&*& &+&

$e#*ese# +e &( 8%,'&( ,o' .&* )&'i* $es$e*i"% 8%*& se$&'i+.&

• S%(% !i&i++& ,&+& +ese"i,$&*& &+&$e#*ese# +e &( e!o"e#,i+ $e*i"% 8%*&

se$&'i+.&


5/23

Tetapan Kesetimbangan Reaksi

Koefisie !is"#i$%si ,e#%)&+& s&"% "i)e +(&s!i "e"&)& +ese"i,$&*& .&* $e#+&i"&!e*& +e'%"& Ke'%"& s%&"% -&" #e'&"if

"e#(&!&) -&" "e#'%" !&'&, +e!%& )e'%"H%+%, !is"#i$%si !i*%&+& !&'&, )#osese+s"#&+si &&'i"is !& )e#s&,&& "e"&)&+ese"i,$&*& !&)&" !i"e"%+& ,e'&'%i

)e#s&,&&7 [ ][ ][ ]−

−

=

I I

I K C

2

3


6/23

TUJUAN

1Mee"%+& +oefisie !is"#i$%si KD !i

io!i%, I2 !&'&, )o'i+o#oe"i'e P


7/23

PRINSIP

H%+%, Dis"#i$%si Ne#s"

Ji+& s%&"% -&" !i"&,$&(+& +e!&'&, s%&"% sis"e,.&* "e#!i#i !i !%& )e%" .&* "i!&+ s&'i*

$e#/&,)%# ,&+& -&" "e#se$%" &+& "e#!is"#i$%si

!i&"& +e!%& )e'%" se!e,i+i& #%)& se(i**&

)e#$&!i*& +ose"#&si se"i,$&* )&!& s%(%"e#"e"%

a

O

D

C

C K =

a

O D

C

C K =


8/23

Li+e Disso'4e Li+e

Ke/e!e#%*& s%&"% se.&=& %"%+ '%"

!&'&, )e'%" .&* ,e,i'i+i +e)o'& .&*

#e'&"if s&,&

Re&+si Kese"i,$&*& Ki,i&

#e&+si +ese"i,$&*& !i,&& '&8% #e&+si

)e,$e"%+& )#o!%+ s&,& !e*& '&8% #e&+si)e*%#&i& #e&+"& .&* $e#'&*s%* se/&

#e4e#si$e'


9/23

Re&+si Re!o+s

Re&+si se#&( "e#i,& e'e+"#o .&*

,e.e$&$+& )e#%$&(& $i'&*& o+si!&si

Re!%+si 7 #e&+si )e&*+&)& e'e+"#o .&*

,e.e$&$+& )e%#%& $i'&*& o+si!&si

O+si!&si 7 #e&+si )e'e)&s& e'e+"#o .&*

,e.e$&$+& +e&i+& $i'&*& o+si!&si


10/23

Re&+si Pe,$e"%+& I2 o'e( KIO

9

O H I e H IO aqaqaq 2)()()(3 266 +→++ −−+−

−−

+→ e I I aqaq 22 )(2)(

)(2)(2)()()(3 3356 l aqaqaqaq O H I I H IO +→++ −+

S"&!!is&si N&2S2O9 o'e( KIO9

−−−

+→ eOS OS aq 22 2

64)(2

32

)()(2 22 aqaq I e I −−

→+

−−−

+→+

I OS OS I aqaqaq 22 )(2

64)(

2

32)(2

RAKSI


11/23

Re&+si Pe,$e"%+& Ko,)'e+s

I2 I2 I2 I2> I2

&,i'%, +o,)'e+s &,i'%,3io!i%,

Re&+si Kese"i,$&*&

)(3

)()(2 aqaqaq I I I −−

⇔+


12/23

ALAT DAN !A"AN

B&(&7• A+%&!es

• A,i'%,• As&, s%'f&"• N&"#i%,

"ios%'f&"• K&'i%, io!&"

• K&'i%, Io!i!&• Po'i+'o#oe"i'e


13/23

PR#SDUR

Pi+o,e"e#

Pi+o,e"e# "e#+&'i$#&si

,&ss& 8eis s&,)e' !i+e"&(%i

3 $e#si(+& !& +e#i*+&

3 "i,$&*3 "&,$&(+& &+%&!es

3 %+%# s%(%

3 "i,$&* )i+o,e"e# $e#isi &+%&!es

3 (i"%* 4o'%,e )i+o,e"e#

3 isi !e*& '%"& s&,)e'

3 "i,$&*

3 (i"%* ,&ss& 8eis s&,)e'

Penentuan $assa Jenis Sampel


14/23

Pi)e" %+%# 5 ,' Bo"o' +e#i*

3 $e#si(+& !& +e#i*+&

3 ,&s%++& )e'%" P


15/23

KIO9 01 N

H&si'

3 )i)e" 25 ,' +e !&'&, '&$% e#'e,e.e#

3 "&,$&(+& H2SO; 2 M !& KI 9 M

3 "i"#&si !e*& N&2S2O9 !&'&, $%#e" (i**& $e#=& +%i* ,%!&

3 "&,$&(+& &,i'%, (i**& '%"& $e#=& $i#%

3 "i"#&si +e,$&'i (i**& '%"& "&+ $e#=&

Stan%ar%isasi Na&S' oleh KI#'


16/23

Penentuan Koefisien Distribusi

Bo"o' 17

20 ,' I2 !&'&, P


17/23

Bo"o' 9710 ,' I2 !&'&, P


18/23

Penentuan Konstanta Kesetimbangan

Bo"o' 27

20 ,' I2 !&'&, P


19/23

Bo"o' 9720 ,' I2 !&'&, P


20/23

ek ml V Mr

m N .

)(

1000.=

1 Pe,$%&"& '%"& KIO9 N&2S2O9 KI

2 Pe*e/e#& '%"& KI

9 Pe,$%&"& '%"& H2SO;

; Pe,$%&"& '%"& &,i'%,

5 K&'i$#&si )i+o,e"e#

PR"ITUN(AN

2211 V N V N =

Mr

ek N

.10.%. ρ =

%100.%V

m=

air

air

pikno

m

V ρ =


21/23

? S"&!!is&si N&2S2O9 o'e( KIO9

6 Pee"%& +oefisie !is"#i$%si& )ee"%& +ose"#&si I2 !&'&, &i#

$ )ee"%& +ose"#&si I2 !&'&, P


22/23

dalamair I

OS Na

dalamair I V

N V N

2

322

2

).(=

dalamPCE I

OS Na

dalamPCE I V N V N

2

322

2

).(=

11 Pee"%& +os"&"& +ese"i,$&*& #e&+si

&)ee"%& +ose"#&si I2 !&'&, &i#

$ )ee"%& +ose"#&si I2 !&'&, P


23/23

Thank You

koefisien distribusi dan tetapan kesetimbangan reaksi

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