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Physics, 03.12.2019 13:31 superstarsara5ouh83x

Узалізній коробці масою 300 г хлопчик розплавив 200 г олова. яка кількість теплоти пішла на нагрівання коробки, якщо початкова температура їх була 32ос? температура плавлення олова 232ос. питома теплоємність заліза 460 дж/кг*с. відповідь подайте у дж.

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Узалізній коробці масою 300 г хлопчик розплавив 200 г олова. яка кількість теплоти пішла на нагріван...
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