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Автор - ykontrabas

яка питома теплота пароутворення речовини, якщо для утворення 100г її пари при температурі кипіння затрачено 90 кДж теплоти?​

Ответ

Автор - feitan26
r = Q/m
r = (90 • 10^3 Дж)/(100 • 10^-3 кг)= 0’9 • 10^6 МДж/кг

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