Jawabanmu

2014-04-16T20:26:35+07:00
  6000J/ {4kg*(125C-25C)}
=6000J/ 400kgC
=15J/kgC= massa jenis
2014-04-16T20:27:13+07:00
Q = m c ΔT
6000 J = 4kg . c. 100°C
c = 15 J/kg°c