Jawabanmu

2014-08-23T20:52:40+07:00
Tf=Tf°-delta Tf
-0,28=0-delta Tf
delta Tf = 0,28
Kf.m=0,28
1,86.m/200 .1000/100=0,28
18,6.m=0,28.200
m=56/18,6
m=3,01 gram
maaf kalo salah~
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