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m = 3,5 kg
t1 = 30°C
t2 = 100°C
c = 4200 J/kg°C (kalor jenis air)
ditanya:
Q?
jawab:
Q = m . c . Δt
Q = m . c . (t2 - t1)
Q = 3,5 . 4200 . (100 - 30)
Q = 3,5 . 4200 . 70
Q = 1.029.000 Joule
jadi kalor yang diperlukan adalah 1.029.000 Joule
KELAS : 11
MAPEL : FISIKA
BAB : 4 - KALOR
KODE : 11.6.4
KATA KUNCI : PERSAMAAN KALOR