October 2018 1 71 Report
Banyak kalor yang harus diberikan pada 500 g es supaya suhunya naik dari -10°c menjadi 40°c adalah…

( kalor jenis es:2.100 J kg^-1 °c^-1, kalor lebur es:336.000 J kg^-1,dan kalor jenis air :4.200 J kg^-1 °c-1)

a.262.500 J
b.252.000 J
c.178.500 J
d.94.500 J
(pakai cara)
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