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2014-04-28T21:05:52+07:00
m = 100 g = 0,1 kg
Kalor Jenis (c) = 4200
T = 100 - 20 = 80°
Ditanyakan Q....?

Q = m. c. Δ T
Q = 0,1 . 4200 . 80
Q = 33600 J
2 5 2
2014-04-28T21:08:01+07:00
Q= c x m x Δt
  = 4.200 x 0,1 x 80
  = 33.600 J