1. Q=cm∆t
m=Q/c∆t
m=722000/2100*10
m=~34,4кг
2.
Q=cm∆t
Q=2100*4*80=672кДж
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Answers & Comments
1. Q=cm∆t
m=Q/c∆t
m=722000/2100*10
m=~34,4кг
2.
Q=cm∆t
Q=2100*4*80=672кДж