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m = 35 gr = 0,035 kg
To = 100 C
Tt = 10 C
c = 465 J/KgC
Ditanyakan : Perubahan Energi
Dijawab :
ΔQ = m x c x (Tt-To)
= 0,035 x 465 x (10-100)
= - 1.464,75 J
tanda mines menunjukkan perubahan kalor dr tinggi ke rendah atau berkurang