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Laporan Praktikum Kimiasas Umum II Nabo3 4h2o
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Laporan Praktikum Kimiasas Umum II Nabo3 4h2o
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Muhammad achyar
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LAPORAN PRAKTIKUM KIMIA UMUM II NaBO3 4H2O, NaNO2, NaOCl, CaOCl2
LAPORAN PRAKTIKUM KIMIA UMUM II NaBO3 4H2O, NaNO2, NaOCl, CaOCl2 NAMA NPM GRUP
: MELINDA LUSIYANTI LUSIYANTI SUWARDI SUWARDI : 13030067 : 1G3 TANGGAL TA NGGAL PELAKSANAAN
1. NaBO3. 24 MARET 2014 2. NaNO2. 07 APRIL 2014 3. NaOCl. 14 APRIL APRIL 2014 4.
CaOCl2. 21 APRIL 2014
SEKOLA TINGGI TEKNOLOGI TEKSTIL BANDUNG 2014 PENDAHULUAN I.MAKSUD DAN TUJUAN
A!a"" #"a A!a #"a$%& $%&$a' $a' (a# (a#a% a% )*' )*'*%a# *%a#$a' $a' $a( $a(a" a" NaB NaBO O 3 42O+'a%" O+'a%"&,) &,) #*"- #*"-"a%/ "a%/ (*'!a (*'!a' ' a"a &()*%"& )*'*%a#$a' $a(a" NaNO 2 (*'!a' a"a #*")a'!a')*%"& )*'*%a#$a' $a(a" $l" a$%& (a"& la",%a' $l"&% +NaOCl/ (*'!a' a"a &()*%"& )*'*%a#$a' $a(a" $l" a$%& (a"& la",%a' $a#"&% +CaOCl2/ (*'!a' a"a &()*%"&.
II.TEORI DASAR 2.1 IODOMETRI
T&%"a& "*(,$& $&(a& +"*($/ a(ala ,a%, #*'*%a#a' $a(a" "*(,$%" a%a, $&(a%" -*"(aa"$a' a%a "*a$& $&(a& (a' "*(,$& (&)a'a "*(,$%" a$a' %*"$&(a& (a' $&(a%" a$a' %*"*(,$&. Daa" (a"& a"a &()*%"& a(ala "*a$& $**%&)-a'!a' (a"& &(&,) (a' &(&(* I2 5 2* 2I (*'!a' (*)&$&a' 1 !"l I 2 2 !"*$. T&%"a& (*'!a' &()*%"& (a#a% (&-a!& )*'8a(& 2 a"a : 1. Ca"a la'!,'! I(&)*%"& )*",#a$a' a'al&& %&%"&)*%"& 9a'! *a"a la'!,'! (&!,'a$a' ,'%,$ a% "*(,$%" a%a, 'a%"&,) %&,la% (*'!a' )*'!!,'a$a' la",%a' &(&' a%a, (*'!a' #*'a)-aa' la",%a' -a$, -*"l*-&a'. K*l*-&a' &(&' (&%&%"a& $*)-al& (*'!a' )*'!!,'a$a' la",%a' %&,la%. R*(,$%" 5 I2 ; 2I Na2S2O3 5 I2 ; NaI 5 Na 2S4O6 2. Ca"a %&(a$ la'!,'!
I()*%"& a(ala a'al&a %&%"&)*%"&$ 9a'! *a"a %&(a$ la'!,'! ,'%,$ a% 9a'! -*"&a% $&(a%" *#*"%& -*& III %*)-a!a II.
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Na2S2O3 (*'!a'
La",%a'
Ba$,
KIO 3
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Na%"&,) %&,la% (a#a% (*'!a' ),(a (*"l* (ala) $*a(aa' $*),"'&a' 9a'! %&'!!& 'a),' *lal, a(a a8a *(&$&% $*%&(a$#a%&a' (a"& $a'(,'!a' a&" 9a'! %*#a% $a"*'a &a% l,"**' a%a, )*la#,$l*$a'! (a"& !a"a) &%, (a' $a"*'a alaa'alaa' la&''9a. Ka"*'a &%, a% &'& %&(a$ )*)*',& 9a"a% ,'%,$ (&8a(&$a' *-a!a& la",%a' -a$, %a'(a" #"&)*". P*)-a$,a' la",%a' 'a%"&,) %&,la% (a#a% (a#a% (&la$,$a' (*'!a' )*'!!,'a$a' $al&,) &(a% $al&,) $")a% %*)-a!a (a' &( *-a!a& la",%a' %a'(a" #"&)*" a%a, (*'!a' $al&,) #*")a'!a'a% a%a, *"&,) +I>/ ,la% *-a!a& la",%a' %a'(a" *$,'(*"'9a. La",%a' %&,la% *-*l,) (&!,'a$a' *-a!a& la",%a' %a'(a" (ala) #"* &()*%"& &'& a", (&%a'(a"$a' %*"l*-& (a,l, l* $al&,) &(a% 9a'! )*",#a$a' %a'(a" #"&)*". La",%a' $al&,) &(a% &'& (&%a)-a$a' (*'!a' aa) ,la% #*$a% ?a"'a la",%a' )*'8a(& -*'&'!. Da' *%*la (&%a)-a$a' (*'!a' $al&,) &(&(a la",%a' -*",-a )*'8a(& $la% $*&%a)a'. @,'!& #*'a)-aa' aa) ,la% #*$a% (ala) la",%a' %*"*-,% a(ala )*)-*"&$a' ,aa'a aa) *-a- la",%a' 9a'! %*"(&"& (a"& $al&,) &(a% (a' $l&,) &(&(a -*"a(a (ala) $'(&& '*%"al a%a, )*)&l&$& $*aa)a' "*'(a. R*a$&'9a a(ala *-a!a& -*"&$,% : IO3 5 I 5 65 ; 3I2 5 32O I'(&$a%" 9a'! (&!,'a$a' (ala) #"* %a'(a"&a& &'& a(ala &'(&$a%" a)&l,) 0. P*'a)-aa' a)&l,) 9a'! (&la$,$a' aa% )*'(*$a%& %&%&$ a$&" %&%"a& (&)a$,($a' a!a" a)&l,) %&(a$ )*)-,'!$, &( $a"*'a a$a' )*'9*-a-$a' a)&l,) ,$a" (&%&%"a& ,'%,$ $*)-al& $* *'9a?a *),la. P"* %&%"a& a", (&la$,$a' **!*"a ),'!$&' al &'& (&*-a-$a' &a% I2 9a'! ),(a )*',a#. Pa(a %&%&$ a$&" %&%"a& &( 9a'! %*"&$a% 8,!a &la'!
-*"*a$& (*'!a' %&%"a' *&'!!a ?a"'a -&", )*'(a(a$ &la'! (a' #*",-aa''9a a'!a% 8*la. P*'!!,'aa' &'(&$a%" &'& ,'%,$ )*)#*"8*la #*",-aa' ?a"'a la",%a' 9a'! %*"8a(& #a(a aa% %&%&$ a$&" %&%"a&. S*'&%&&%a ?a"'a'9a %*"!a'%,'! #a(a #*la",% 9a'! (&!,'a$a'. K)#l*$ &(&,)a)&l,) )*)&l&$& $*la",%a' 9a'! $*&l (ala) a&" *&'!!a ,),)'9a (&%a)-a$a' #a(a %&%&$ a$&" %&%"a&. 2.2 PERMANGANOMETRI
T&%"a& #*")a'!a')*%"& a(ala %&%"a& -*"(aa"$a' #"&' $&(a& "*(,$& (a' (&!,'a$a' ,'%,$ )*'*%a#$a' $a(a" "*(,$%" (ala) ,aa'a aa) ,la% *'*". La",%a' -a$, 9a'! (&!,'a$a' a(ala la",%a' K)'O 4 +Ra9)'(. 2001/. M*%(* #*")a'!a')*%"& (&(aa"$a' a%a "*a$& $&(a& &' #*")a'!a'a%. O$&(a& &'& (a#a% (&8ala'$a' (ala) ,aa'a aa) '*%"al a%a,#,' al$al&. &$a %&%"a& (&la$,$a' (ala) l&'!$,'!a' aa) )a$a a$a' %*"8a(& "*a$& : M'O4 5 5 5 *
M'25 5 42O
D&)a'a #%*'&al $&(a&'9a a'!a% (*'!a",& l* a(a'9a $*#*$aa' &' &("!*' a$a' %*%a#& $'*'%"a& &' )a'!a' +II/ #a(a #*"*'9a?aa' (&a%a %&(a$ %*"lal, -*"#*'!a", %*"a(a# #%*'&al "*($ $a"*'a $'*'%"a& &' )a'!a' +II/ *'(&"& )a)#, )*"*(,$&$a' #*")a'!a'a% (*'!a' )*)-*'%,$ &' )a'!a' +III/ (a' )a'!a' $&(a +M'O 2/. Dala) ,aa'a aa) "*a$& (&a%a -*"8ala' a'!a% la)-a% %*%a#& )a& ,$,# *#a% ,'%,$ )*),a%$a' ?a"'a (a"& #*")a'!a'a% *%*la "*a$& *)#,"'a. a(& ,),)'9a %&%"a& (&la$,$a' (&la$,$a' (ala) ,a'a *'*" l*-& ),(a )*'!a)a%& %&%&$ a$&"'9a. O$&(a& (*'!a' #*")a'!a'a% (ala) l&'!$,'!a' aa) l*)a '*%"al a%a, al$al& (*'!a' "*a$& *-a!a& -*"&$,% : M'O4 54 53*
M'O2 5 22O
D&&'& (a#a% (&l&a% -a?a #*'!a", $'*'%"a& &' &("!*' a!a$ $,"a'! (&-a'(&'!$a' (ala) ,aa'a aa) +W. a"8a(&. 1F/. Kal&,) #*")a'!a'a% 8&$a (&!,'a$a' *-a!a& $&(a%" (ala) la",%a' al$al& $,a% )a$a a(a (,a $*),'!$&'a' -a!&a' "*a$& 9a&%, #*"%a)a : "*a$& 9a'! -*"8ala' "*la%& *#a% : M'O4 5 *
M'O42
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M'O2 5 4 O
P%*'&al %a'(a" "*$a& 9a'! #*"%a)a a(ala E0 06 l% *(a'!$a' "*a$& 9a'! $*(,a *-*a" E0 060 l%. D*'!a' )*'!a%," ,aa'a *-a&$-a&$'9a +)&al'9a )*'a)-a &' -a"&,) 9a'! (a#a% )*)-*'%,$ *'(a#a' -a"&,) )a!'*%/ )a$a "*a$& #*"%a)a (a#a% -*"8ala' -a&$ *$al&. D&(ala) ,aa'a al$al& #*")a'!a'a% *a"a $,a'%&%a%& (&"*(,$& )*'8a(& )a'!a' (&$&(a )*',",% "*a$& -*"&$,% (*'!a' '&la& #%*'&al %a'(a" E 0 0F l%. M'O4 5 22O 5 3 *
M'O2 5 4 O
Da"& ,"a&a' (& a%a )a$a ,'%,$ )*)-,a% la",%a' -a$, $al&,) #*")a'!a'a% a", (&8a!a a$%"a$%" 9a'! (a#a% )*'9*-a#$a' #*',",'a' 9a'! -*a" (a"& $*$,a%a' la",%a' -a$, %*"*-,% a'%a"a la&' (*'!a' #*)a'aa' (a' #*'9a"&'!a' ,'%,$ )*'!&la'!$a' a%a% 9a'! ),(a (&$&(a&.
Dala) @a")a$#* I'('*&a E(&& I> la",%a' -a$, $al&,) #*")a'!a'a% a'9a (&!,'a$a' ,'%,$ )*'*%a#$a' $a(a" &("!*' #"$&(a (*'!a' a"a *-a!a& -*"&$,% : T&)-a'! a$a)a l*-& $,"a'! 1 )l &("!*' #"$&(a (ala) la-, %*",$," + la-, %a$a"/ 9a'! %*la (&%a"a *-*l,)'9a (a' *'*"$a' (*'!a' a&" *,$,#'9a &'!!a 100)l. Pa(a 20.0 )l la",%a' &'& %a)-aa' 20 )l aa) ,la 2 N %&%"a& (*'!a' $al&,) #*")a!'a% 01 N a)#a& %*"-*'%,$ ?a"'a #&'$ #*")a'*' #*"%a)a $al&. Ta#& )l la",%a' $al&,) #*")a'!a'a% 01 N *%a"a (*'!a' 1701 )! &("!*' #*"$&(a. Pa(a #*'*%a#a' $a(a" (& a%a "*a$& 9a'! %*"8a(& a(ala *-a!a& -*"&$,% : M'O4 5 6 5 2O2 *
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Ka"*'a )l 2O2 *%a"a (*'!a' 10 *l*$%"' )a$a al*'&'9a a(ala 2 *&'!!a -*"a% *$&al*' +BE/ a)a (*'!a' -*"a% )l*$,l (&-a!& 2 a%a, BE BM2. U'%,$ %&%"a& (*'!a' -a$, $al&,) #*")a!a'a% 9a'! *'*" )a$a (&(aa"$a' ,'%,$ )*'!!,'a$a' &("!*' *""&'. +I-', Gl&-. 2007/. Pa(a #*")a'!a')*%"& %&%"a' 9a'! (&!,'a$a' a(ala $al&,) #*")a'!a'a%. Kal&,) #*")a'!a'a% ),(a (*"l* (a' %&(a$ )*)*"l,$a' &'(&$a%" $*,al& (&!,'a$a' la",%a' 9a'! a'!a% *'*" *"%a %*la (&!,'a$a' *a"a l,a *-a!a& #*"*a$& $&(a& *la)a *"a%, %a,' l*-&. S*%*%* #*")a'!a'a% )*)-*"&$a' ,a%, ?a"'a )*"a ),(a 9a'! 8*la $*#a(a l,)* la",%a' (ala) ,a%, %&%"a&. Wa"'a &'& (&!,'a$a' ,'%,$ )*','8,$$a' $*l*-&a' #*"*a$&. Kal&,) P*")a'!a'a% (&%a'(a"&a&$a' (*'!a' )*'!!,'a$a' 'a%"&,) $ala% a%a, *-a!a& a"*' +III/ $&(a %a'(a"%a'(a" #"&)*". R*a$& 9a'! %*"8a(& #a(a #"* #*)-a$,a' $al&,) #*")a'!a'a% )*'!!,'a$a' 'a%"&,) $ala% a(ala: C2O4 5 2M'O4 5 165 ; 10CO2 5 2M'25 5 2O A$&" %&%"a& (&%a'(a& (*'!a' %&)-,l'9a ?a"'a )*"a ),(a 9a'! (&*-a-$a' $*l*-&a' #*")a'!a'a%. P*'*%a#a' $a(a" a% (ala) #"a$%*$ &'& -*"(aa"$a' "*a$& "*($ (*'!a' KM'O4 a%a, (*'!a' a"a #*")a'!a')*%"&. al &'& (&la$,$a' ,'%,$ )*'*'%,$a' $a(a" "*(,$%" (ala) ,aa'a aa) (*'!a' #*'a)-aa' aa) ,la% *'*" $a"*'a aa) ,la% %&(a$ -*"*a$& %*"a(a# #*")a'!a'a% (ala) la",%a' *'*".P*)-a$,a' KM'O4 (&-,a% (*'!a' )*la",%$a' KM'O4 (ala) *8,)la a&" (a' )*'(&(&$a''9a *la)a -*-*"a#a 8a) (a' $*),(&a' *'(a#a' M'O2 (&a"&'!. E'(a#a' %*"*-,% (&-a$,$a' (*'!a' )*'!!,'a$a' a% -a$, ,%a)a 9a&%, 'a%"&,) $ala%. La",%a' KM'O4 9a'! (*"l* (&-a$,$a' (*'!a' a"a )*'%&%"a&'9a (*'!a' 'a%"&,) $ala% 9a'! (&-,a% (*'!a' #*'!*'*"a' $"&%al'9a #a(a ,aa'a aa). Pa(a #*)-a$,a' la",%a' KM'O4 01 N 'a%"&,) $ala% (&la",%$a' $*),(&a' (&%a)-a$a' (*'!a' aa) ,la% #*$a% $*),(&a' (&%&%"a& (*'!a' KM'O4 a)#a& la",%a' -*"?a"'a )*"a 8a)-, #,a%. S*%*la (&(a#a% l,)* %&%"a& )a$a (a#a% (&a"& '")al&%a KM'O4. Pa(a #*")a'!a')*%"& %&%"a' 9a'! (&!,'a$a' a(ala $al&,) #*")a'!a'a%. Kal&,) #*")a'!a'a% ),(a (*"l* (a' %&(a$ )*)*"l,$a' &'(&$a%" $*,al& (&!,'a$a' la",%a' 9a'! a'!a% *'*" *"%a %*la (&!,'a$a' *a"a l,a *-a!a& #*"*a$& $&(a& *la)a *"a%, %a,' l*-&.. S*%*%* #*")a'!a'a% )*)-*"&$a' ,a%, ?a"'a )*"a ),(a 9a'! 8*la $*#a(a
l,)* la",%a' (ala) ,a%, %&%"a&. Wa"'a &'& (&!,'a$a' ,'%,$ )*','8,$$a' $*l*-&a' #*"*a$& +Da9 1F0/. Kal&,) #*")a'!a%a% ,$a" (*"l* *a"a *)#,"'a ),"'& (a' -*-a a)a *$al& (a"& )a'!a' $&(a. La!,la a&" ,l&'! 9a'! -&aa ),'!$&' )*'!a'(,'! a%a% #*"*(,$& 9a'! a$a' -*"*a$& (*'!a' $al&,) #*")a'!a'a% (*'!a' )*)-*'%,$ )a'!a' (&$&(a *"%a -,$a'la ,a%, la",%a' %a'(a" #"&)*". +?**-l9.)a%*"&"*($/ Dala) la",%a' aa) #*")a'!a'a%+>II/ a$a' %*"*(,$& *&'!!a %&(a$ -*"?a"'a (a' -&la'!a' $&(a&'9a )*'8a(& 52 +&' )a'!a'+II/ +M'25//. 5 5 M'O4H 5 *H ; M'25 5 4 2O Dala) la",%a' -aa $,a% #*")a'!a'a%+>II/ a$a' %*"*(,$& ?a"'a'9a )*'8a(& &8a, (*'!a' -&la'!a' $&(a& 56 +)a'!a'a% M'O42H/. M'O4H 5 *H ; M'O42H Dala) la",%a' '*%"al &' &'& a$a' %*"*(,$& *&'!!a -&la'!a' $&(a&'9a )*'8a(& 54 ?a"'a'9a &8a, +)a'!a' (&$&(a M'O2/. 2 2O 5 M'O4H 5 3 *H ; M'O2 5 4 OH. +?&$*(&a P*")a'!a'a/.
III.PERCOBAAN 3.1 PENETAPAN KADAR NaBO3 4H2O (NATRIUM PERBORAT) BM=14 CARA IODOMETRI T&%"a& &()*%"& '% (&"*a$&$a' (*'!a' KI $*),(&a' I 2 9a'! (&-*-a$a' (&%&%a" (*'!a' la",%a' %&,la% %a'(a". Alat-alat : •
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La",%a' 2SO4 40000 N
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>a$&" )l >a?al 0)l !!!!!!!!!!!!!!!!!!!!!! ! %&%"a& II 30)l
%&%"a& %I 5 %II 2 353 3 2
Ka(a" NaBO3
)l. Na2S2O3 N. Na2S2O3 P BE NaBO3 100 B*"a% C'% +)!/
3 01 10010 41 100 100 )!
143 )! 143
3.2 PENETAPAN KADAR NaNO2 (BM "#) • •
Ala%ala% : E"l*')*9*" 20 )l P*% l,)* 10 (a' 2 )l
•
B,"*% 0 )l
•
La-, ,$," 100 )l
•
P&ala !*la
•
"'! !*la
•
!*la ,$," 100)l
•
P*"*a$& : La". Kal&,) P*")a'!a'a% 01 N
•
La". Aa) S,la% 4 N R*a$& : 2NaNO2 5 2SO4 ; Na2SO4 5 2NO2 2KM'O4 5 2O 5 32SO4 ; K 2SO4 5 M'SO4 5 22O 5 NO3 Ca"a K*"8a:
1. T&)-a'! %*l&%& 00 !"a) 'a%"&,) '&%"&%. 2. La",%$a' (ala) la-, ,$," 100 )l *'*"$a' (*'!a' a&" ,l&'! a)#a& %a'(a !a"&. 3. S*,(a (&$$ *"-a a)a la",%a' %*"*-,% (&&&$a' $*(ala) -,"*%. 4. P*% 10 )l la",%a' $al&,) #*")a'!a'a% 01 N $*(ala) E"l*')*9*" aa)$a' (*'!a' 20 )l aa) ,la% 4 N. . Pa'a$a' a)#a& ,, 40 JC lal, (&%&%a" (*'!a' la",%a' 'a%"&,) '&%"&% (a"& -,"*% &'!!a la",%a' %&(a$ -*"?a"'a. D&a!"a) al&" : 00)! (ala) -,"*% 2SO4
#*% 10)l2)l $al&,) #*")a'!a'a%
la-, ,$," 100)l
&&$a' $*
)a,$$a' $* *"l*)*'9*" 5
#a'a$a' 400C
D&%&%a" (*'!a' 'a%"&,) '&%"&% &'!!a %&(a$ -*"?a"'a P*"&%,'!a' : N NaNO2 + > N / KM'O4 > NaNO2 Ka(a" Na%"&,) N&%"&% N NaNO2 5 342 100 000 10 Da%a P*"&%,'!a' : >a$&" 6)l >a?al 00)l !!!!!!!!!!!!!!!!!!!!!! ! %&%"a& I 6)l
>a$&" 20)l >a?al 140)l !!!!!!!!!!!!!!!!!!!!!! ! %&%"a& II 6)l
%&%"a& %I 5 %II 2 656 6 2 N NaNO2
+ > N / K)'O4 > NaNO2 10 01 013 N
6 Ka(a" Na%"&,) N&%"&% N NaNO2 BE NaNO2 100 07 10 013 34 100 07 10 0F46 100 F46
3.3 PENETAPAN KADAR CLOR AKTI$ DARI LARUTAN HIPOKLORIT (NaOCl)
U'%,$ )*'!*%a,& $a(a" l" a$%& Cl 2 Ala%ala% : P*% l,)* 10 2 )l
•
E"l*')*9*" 20 )l
• •
B,"*% 0 )l
•
La-, ,$," 100 )l
•
P&ala !*la
•
"'! !*la
•
!*la ,$," 100 )l
•
P*"*a$&: La",%a' C'% NaOCl 2
•
La",%a' Na2S2O3 01000 N
•
La",%a' KI 10
•
La",%a' 2SO4 40000 N
•
I'(&$a%" $a'8& 0 R*a$& : NaOCl 5 2SO4
Na2SO4 5 ClO
ClO
Cl 5 O
2 KI 5 O
K 2 5 I2
I2 5 2Na2S2O3
Na2S4O6 5 2Nal
Ca"a K*"8a : 1. B,"*% (&-*"&$a' (a' (&&& #*', la" %&,la% 01N $*),(&a' (&&)#&%$a' (&!a"& 'l 2. 2 )l la" '% (*% $*(ala) la-, ,$," 100)l (a' (&*'*"$a' (*'!a' a&" ,l&'!. 3. Ma,$$a' 10)l 2SO4 10)l KI (a' 10)l la" '% $*(ala) *"l*')*9*" 4. I2 9a'! %*"-*'%,$ (&%&%a" (*'!a' la" %&,la% 01000N &'!!a ?a"'a $,'&'! ),(a %a)-a$a' 23 %*%* $a'8& 0 $*),(&a' %&%"a& (&%*",$a' a)#a& la",%a' %&(a$ -*"?a"'a
. &%,'! $a(a" l" a$%& Cl 2 (ala) '% %*"*-,% (ala) !l D&a!"a) al&" : B,"*% %&,la% 01 N
la-, ,$," 100)l la",%a' '% #*%
10)l2)l E"l*)*'9*" )a,$$a' 52SO45KI5la",%a' '% %&,la% 01N &'!!a ?a"'a $,'&'!
(&%&%a" (*'!a'
%a)-a$a' 23 %*%* $a'8& &'!!a %&(a$ -*"?a"'a
P*"&%,'!a' : Cl2
)l.%&%"a& N. Na2S2O3 BE. Cl 2 P )!L
BE Cl2 BM 712 3 P10010 100010 Da%a P*"&%,'!a' : >a$&" 0)l >a?al 30)l !!!!!!!!!!!!!!!!!!!!!! ! %&%"a& I 20)l
>a$&" 21)l >a?al 00)l !!!!!!!!!!!!!!!!!!!!!! ! %&%"a& II 21)l
%&%"a& %I 5 %II 2 2521 20 2 BE Cl2 3 Cl2
)l.%&%"a& N. Na2S2O3 BE. Cl2 1000 100 2 10
20 01 3 400 2F11)!l 2F11 !l 3.4 PENETAPAN KADAR CLOR AKTI$ DARI LARUTAN KAPORIT (CaOCL2)
Ala%ala% : P*% l,)* 10 2 )l
•
E"l*')*9*" 20 )l
• •
B,"*% 0 )l
•
La-, ,$," 100 )l
•
P&ala !*la
•
"'! !*la
•
!*la ,$," 100 )l
•
P*"*a$&: La",%a' CaOCl2
•
La",%a' Na2S2O3 01000 N
•
La",%a' KI 10
•
La",%a' 2SO4 40000 N
•
I'(&$a%" $a'8& 0 Ca%a K&%'a
1. P*% 2 )l la",%a' $a#"&% )a,$$a' $*(ala) la-, ,$," 100)l (a' *'*"$a' a)#a& %a'(a !a"&. 2. B,"*% (&-*"&$a' (a' (&&& %&,la% 01 N. K*),(&a' (&&)#&%$a' a)#a& !a"& 'l. 3. Ma,$$a' 10)l 2SO4 10)l KI 10)l (a' 10)l la",%a' '% $*(ala) *"l*')*9*" . 4. I2 9a'! %*"-*'%,$ (&%&%a" (*'!a' la",%a' %&,la% 01N &'!!a ?a"'a $,'&'! ),(a %a)-a$a' 23 %*%* $a'8& 0 $*),(&a' %&%"a& (&%*",$a' a)#a& la",%a' %a$ -*"?a"'a. . &%,'! $a(a" l" a$%& Cl 2 (ala) '% %*"*-,% !L.
D&a!"a) al&" : La",%a' $a#"&% #*% 2)l ,$," 100)l
-&la -,l*% (*'!a' %&,la% 01N
KI 510)l la",%a' '% $*(ala) *"l*)*'9*" ),(a
%*%*$a' $a'8& 0
)a,$$a' 10 )l 2SO4510)l (&%&%a" &'!!a ?a"'a $,'&'!
%&%"a& &'!!a %&(a$ -*"?a"'a
P*"&%,'!a' : Cl2
)l.%&%"a& N. Na2S2O3 BE. Cl 2 P )!L 100 )! C'%
(a%a #*"&%,'!a' : >a$&" 0)l >a?al 00)l !!!!!!!!!!!!!!!!!!!!!! ! %&%"a& I 0)l
>a$&" 23)l >a?al 170)l !!!!!!!!!!!!!!!!!!!!!! ! %&%"a& II 3)l
%&%"a& %I 5 %II 2 53 1 2 BE Cl2 3 Cl2 )l.%&%"a& N. Na2S2O3 BE. Cl 2 1000 100 2 10 1 01 3 400 1173)!l 1173 !l
la-,
I.DISKUSI DAN PEMBAHASAN
I()*%"& a(ala a'al&a %&%"&)*%"&$ 9a'! *a"a %&(a$ la'!,'! ,'%,$ a% 9a'! -*"&a% $&(a%" *#*"%& -*& III %*)-a!a II.
. KESIMPULAN
1. U'%,$ #*'*%a#a' $a(a" NaBO 3 (ala) )! 9a&%, 143 )! (a' (ala) (*"l* a&l 9a&%, 143 . K*!,'aa' NaBO3 ,'%,$ #"* %*$%&l 9a&%, ,'%,$ -l*a&'!#*'!*la'%a'!a' +#*),%&/. 2. P*'*%a#a' $a(a" NaNO2 (ala) (*'!a' a"a #*")a'!a')*%"& (*"l* a&l 9a&%, F46 . K*!,'aa' NaNO2 ,'%,$ #"* %*$%&l 9a&%, (&!,'a$a' aa% *,(a #*'*l,#a' $*),(&a' )*'!&la'!$a' -*l*"a'! (a' (&!,'a$a' ,'%,$ ?a"'a !*la#. 3. P*'*%a#a' $a(a" l" $l"&% +NaOCl / (ala) !" (*"l* a&l 9a&%, 2F11 !l.K*!,'aa' NaOCl ,'%,$ #"* %*$%&l 9a&%, ,'%,$ -l*a&'!#*'!*la'%a'!a' +#*),%&/ '%'9a ,'%,$ *"a% $a#a%%'. 4. P*'*%a#a' $a(a" l" a$%& (a"& $a#"&% +CaOCl 2/ (ala) !" (*"l* a&l 9a&%, 1173 !l. K*!,'aa' CaOCl2 ,'%,$ #"* %*$%&l 9a&%, ,'%,$ -l*a&'!#*'!*la'%a'!a' +#*),%&/ (a' 8,!a (&!,'a$a' ,'%,$ )*)-,', $,)a' a%a, (*&'*$%a'.
DA$TAR PUSTAKA
D&$%a% #"a$%&$,) K&)&a U),) II %%#:(9a3.-l!#%.)201210#*")a'!a')*%"&(10.%)l (&a$* #a(a %a'!!al 24 a#"&l 2014 #,$,l 16.30 La%&*)a),(9.-l!#%.) (&a$* #a(a %a'!!al 2 a#"&l 2014 #,$,l 1.22 %%#:(*(9a'?a"$&)&aa'al&a.-l!#%.)200F10la#"a'#*")a'!a')*%"&.%)l(&a$* #a(a %a'!!al 26 a#"&l 2014 #,$,l 06.3
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