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ditanya : Q=....?
Q=m*c*Δt
=0,1*4200*80
= 33600 joule
m = massa benda.
c : kalor jenis benda.
Δt : perbedaan suhu.
diket :
m = 100 gram = 0,1 kg
c = 4.200 J/kg°C
Δt = 100 - 20 = 80°C
ditanya : Q?
jawab :
Q = m . c . Δt
Q = 0,1 x 4.200 x 80
Q = 33.600 Joule.
= 33,6 KJ.