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C = 0,21 Kal / kg °C
M = 0,5 Kg
∆t = t² - t¹
= 20°C - 10°C
= 10°C
Ditanya = Q ...... ?
Jawab =
Rumus =
Q = m . c . ∆t
= 0,5 Kg . 0,21 Kal / kg °C . 10°C
= 0,5 . 0,21 . 10
= 1,05 Kal
Keterangan =
Q = Kalor Yang Diperlukan
m = massa benda
c = Kalor jenis
∆t = perubahan Suhu ( t² - t¹ )