tolong di jawab besok di nilai

Diketahui :
m = 1500 gram = 1,5 kg
c = 4200 joule/kg°C
T1 = 20°C
T2 = 65°C
∆T = T2-T1 = 65 - 20 = 45°C

Ditanya : Q = ... ?
Jawab :
Q = m × c × ∆T
Q = 1,5 × 4200 × 45
Q = 283500 joule = 283,5 kilojoule