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(23) III.YALAT DAN BAHAN Y /%1 /%18%/%1 7%&4 ')4#&%2%& *%'% *+(,-.%%& )&) %'%/%04+/%6 #2#(! *)*+1 1+1+6!4+/%6.+%2+(!.#(+1!/%.#+(/+&3+7+(!'%&   Y %0%& %0%&8.%0%& 7%&4 ')4#&%2%& *%'%*+(,-.%%&)&) %'%/%0 /%(#1%&%6%3 -26%/%1 "" @"" !  &@! "@! %)( 2(%& '%& 6%3*+/ %)( 6#3#( /%&'%6%&#/)& IV.YPROSEDUR KERJA Y +3.+.%6%&c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

(24) <Y +&1)1(%6) '+&4%&  &@ !  6%3*%) /%(#1%& .+(#.%0 =%(&% 3+(%0 3#'% '%& 3+&,%1%1 .%&7%2&7% /%(#1%&  &@ !  7%&4 ')4#&%2%& Y +&+&1#%&%21-(+1+/)1)%& &@%1(4%&)2  +&4)6)2%&3//%(#1%&%6%3-26%/%1*%'%/%.# (/+&3+7+( " +&1)1(%6) '+&4%& /%(#1%&  &@ !  6%3*%) /%(#1%& .+(#.%0 =%(&% 3+(%0 3#'% '%& 3+&,%1%1 .%&7%2&7% /%(#1%&  &@ !  7%&4')4#&%2%&  V.Y HASIL DAN PEMBAHASAN A.Y Hasil 1.Y Hasil Pengamatan a.Y Pembebasan Labu Erlenmeyer dari Zat Organik %.+/  %6)/ *+&4%3%1%& *+3.+.%6%& /%.# +(/+&3+7+( '%() 5%1 -(4%&)2 No.. Percobaan. Pengamatan. . 3/%)(2(%&')%3.)/. . ". )1%3.%02%&"!3/"@@. . 9. )1%3.%02%&1+1+6'+3)1+1+6 &@ 1+1+6 &@!. . ! ! 0)&44% .+(#.%0 =%(&% 3+(%0 G%(&%H3+(%03#'%. . 3#'%. . . . . . . . . . . . . . )*%&%62%&')%1%6  . 1H3+&)1. . . G%(&%H.+&)&4. . . . . . . . . . . . . . . . . . . @.

(25) . )1%3.%02%&2+3.%/)1+1+6'+3)1+1+6 1+1+6 &@!. .  &@!!0)&44%.+(#.%0=%(&% G%(&%H3+(%03#'%. . 3+(%03#'%2+3.%/). . . . . . . . . . . . . . A. ).#%&4. ,%)(%&. '%/%3. /%.# . +(/+&3+7+( b.Y Pemeriksaan Zat Organik %.+/"%6)/*+&4%3%1%&*+3+()26%%&5%1-(4%&)2 No.  . Percobaan. Pengamatan.  3/6%3*+/%)(6#3#(/%&'%6%& #/)&  ')%3.)/. . ". )1%3.%02%&"!3/"@@. . 9. )1%3.%02%&1+1+6'+3)1+1+6 &@ 1+1+6. . ! ! 0)&44% .+(#.%0 =%(&% 3+(%0 G%(&%H3+(%03#'%. . 3#'%. . . . . . . . . . . . . . )*%&%62%&')%1%6  . G%(&%H.+&)&4. . . . . . . . . . . . . . . . @. . )*%&%62%& 2+3.%/)? ')1%3.%0  3/ 1H"!3+&)1. .  &@!. =%(&%H#&4#*+2%1. . . .

(26) . . . . . . . . . . . . . . . )1%3.%02%&/%(#1%&%6%3-26%/%1. H3/. . G%(&%H.+&)&4. A  <. )1)1(%6) /%(#1%&  &@ ! ! %=%/H9A!3/. . 0)&44% .+(#.%0 =%(&% '%& '),%1%1 %20)(H93/. . /%(#1%&%7%&4')4#&%2%&.  &@H"!3/. . . G%(&%H  . .     . c.Y Penentuan Faktor Ketelitian KMnO4 Zat Organik %.+/ 9 %6)/ *+&4%3%1%& *+&+&1#%& :%21-( 2+1+/)1)%&  &@ 5%1 -(4%&)2 No. . Percobaan. Pengamatan. 3//%(#1%&%6%3-26%/%1')%3.)/. G%(&%H.+&)&4. . . . . . . . . . ". )1)1(%6) '+&4%& /%(#1%&  &@ ! %=%/H@!93/. .  '%& '),%1%1 /%(#1%& % 7%&4 %20)(H!3/. . ')4#&%2%&.  &@H@!3/    .

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r.Y Pemeriksaan Zat Organik %0%*%& 6+1+/%0 *+3.+.%6%& /%.# +(/+&3+7+( '%() 5%1 -(4%&)2! 6+/%&$#1&7%%'%/%0*+3+()26%%&5%1-(4%&)2'+&4%&3+&44#&%2%&3+1-'+ 11)1(%6)*+(3%&4%&-3+1() +3%6#22%&6%3*+/%)(6#3#(6+.+6%(3/2+ '%/%3/%.#+(/+&3+7+(7%&41+/%01+(.+.%6'%()5%1-(4%&)2+&+&1#%&5%1 -(4%&)2 '+&4%& ,%(% -26)'%6) '%*%1 ')/%2#2%& '%/%3 6#%6%&% %6%3 %1%# .%6%)2+1%0#).%0=%%)(7%&4')4#&%2%&3+&4%&'#&4)-&/E9**3 6+0)&44% 3+&44#&%2%& 3+1-'+ %6%3 %'% *()&6)*&7% #&1#2 *+&+&1#%& 5%1 -(4%&)2 3+&44#&%2%& 3+1-'+ %6%3! 5%1 -(4%&)2 ')'%/%3 6%3*+/ ')-26)'%6) -/+0  &@ .+(/+.)0 '%/%3 2+%'%%& %6%3 '%& *%&%6 )6%  &@ ')(+'#26) '+&4%& /%(#1%& %6%3 -26%/%1 .+(/+.)0 6+.%&7%2  3/ 0)&44%/%(#1%&.+(#.%0=%(&%3+&$%').+&)&4'%()7%&4%=%/&7%.+(=%(&% #&4#*+2%1+/+.)0%&%6%3-26%/%1')1)1(%6)2+3.%/)'+&4%& &@%1%# 2%/)#3 *+(3%&4%&%16+.%&7%2 "! 3/ '%& 3+&$%') =%(&%   '+&4%& (+%26) " &@?"" @?9"@C" &@?"?"@  %/)#3 *+(3%&4%&%1 3+(#*%2%& 5%1*+&4-26)'%6) 7%&46%&4%1 2#%1 +(+%26) )&) '%*%1 ')*%2%) 1%&*% *+&%3.%0%& )&')2%1-(! 2%(+&% 3%3*# .+(1)&'%2 6+.%4%) )&')2%1-( /+0 2%(+&% )1# *%'% /%(#1%& )&) 1)'%2 ')1%3.%02%& )&')2%1-( %*%*#& '%& /%&46#&4 ')1%3.%02%& '+&4%& /%(#1%& %6%3 -26%/%1 7%&4 3+(#*%2%& 61%&'%( 7%&4 .%)2 #&1#2 61%&'%()6%6) *+(3%&4%&%1 '%/%3 6#%6%&% %6%3 c%(#1%& )&) 3#'%0 ')*+(-/+0 '+&4%&.

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‰.Y Penentuan Faktor Ketelitian KMnO4 Zat Organik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

(31) DAFTAR PUSTAKA. %66+1  +1, @ ›    

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(37)      011*NN6329%+=-('*(+66,-3N"NN"N'+2-3*-6)6)85%18-(4%&)2N )%26+61%&44%/+6+3.+("   A8A""8"@! "@       %

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

(43)

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