Jawabanmu

2014-05-29T19:23:32+07:00
Q = m. c. deltaT
7020 = 1,5 kg . c . 30
7020 = 45 kg . c
156 J/kg drjt Celcius = c
2014-05-29T19:25:43+07:00
Q = 7,020 J
m = 1,5 kg
kenaikan suhu = 30°C
kalor jenis ?

7,020 : ( 1,5 X 30 )
= 7,020 : 45
= 0,156 J/Kg
°C