Jawabanmu

2014-03-10T21:37:47+07:00
Q=mcΔT
Q=2.4200.50
Q= 420000 Joule
Q=420 kJ
2 3 2
2014-03-10T21:39:49+07:00
Q = mcΔt
Q = 2 . 4200 . (50 - 0)
Q = 8400 . 50
Q = 420000 J / 420 kJ