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Q = 3,02 x 10⁶J = 3020000 J
c = 4200 J/Kg⁰C
T₀ = 27⁰C
T = ................?
Penyelesaian :
Q = m • c • ΔT
3020000 = 8 x 4200 x (T - 27)
(T - 27) = 3020000 / (8 x 4200)
(T - 27) = 89,88⁰C
T = 89,88 + 27
T = 116,88⁰
Jadi, suhu akhir air adalah 116,88⁰C