Jawabanmu

2014-05-12T21:48:47+07:00
Q = m.c.perubahan suhu
Q= 2.4200.50
Q= 420000  J
2014-05-12T21:49:44+07:00
Q = m c ΔT
Q = 2 . 4200 . 50
Q = 420000 Joule