Jawabanmu

2014-03-04T08:08:45+07:00
M = 2 kg 
c = 4200 J/kg K
to = 0
t = 50 derajat C
Q = mcΔT
Q = 2. 4200. (50 - 0)
Q = 420.000 J
Q = 420 kJ
11 3 11
2014-03-04T08:13:34+07:00
Q : C x m x deltat(kenaikan suhu) 4.200 x 2 x 50 : 420.000 joule soalnya sama kaya aku, udah dikoreksiko bener
6 4 6
m = 2 kg
c = 4200 J/kg K
to = 0
t = 50 derajat C
Q = mcΔT
Q = 2. 4200. (50 - 0)
Q = 420.000 J
Q = 420 kJ
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