Ответ:
250 см^3 = 0.00025 м^3 m = 1000 кг/м^3*0.00025 =0.25 кг Q = c*m*( t2 - t1) Q = 4200*0.25*(14 - 100)=-90300 Дж.
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Ответ:
250 см^3 = 0.00025 м^3 m = 1000 кг/м^3*0.00025 =0.25 кг Q = c*m*( t2 - t1) Q = 4200*0.25*(14 - 100)=-90300 Дж.