Jawabanmu

2014-04-09T15:12:29+07:00
Q = c x m x ΔT
   = 470 x 2 x 100
   = 94000 Joule
2 5 2
2014-04-09T17:03:26+07:00
Q = m . c . ΔT
   =  2 . 470 . 110
   = 103400 J