Jawabanmu

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2014-04-13T14:26:44+07:00
Dik :
c = 4200 J
m= 2 kg
t = 50 C
Dit :
Q =...?
JWB :
Q = m x c x t = 2 kg x 4200 x 50 c = 420.000 kalori

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2014-04-13T14:26:58+07:00
Q=m.c.Δt
  =2.4200.50
  =420.000
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