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massa : 0,5 kg
C : 4200 J/kg°C
delta t : 10°C - 0°C = 10°C
ditanya : Q c ke d =...?
jawab:
Q = m . C . delta t
= 0,5 kg . 4200 J/kg°C . 10°C
= 21.000 J
pilahannya = B
c = 4200 J/Kg°C
ΔT = 10°c
Q?
Q = m·c·ΔT
Q = 0,5·4200·10
Q = 21000 Joule