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Physics, 04.12.2020 16:30 felipe9086

У залізній 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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У залізній коробці масою 300 г хлопчик розплавив 200 г олова. Яка кількість теплоти пішла на нагріва...
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