Physics, 13.12.2020 17:10, jessicaisbaehood
какую энергию нужно затратить, чтобы расплавить кусок свинца массой 8 килограмм , взятый при температуре 27 градусов ? удельная теплота плавления свинца 0,25* 10^5Дж/кг температура плавление свинца 327градусов
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какую энергию нужно затратить, чтобы расплавить кусок свинца массой 8 килограмм , взятый при темпера...
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