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Physics, 22.01.2021 21:00 chiquita77

A bar of iron with mass 45 kg is cooled from 50℃ to 20℃. How much thermal energy does the bar of iron lose? The specific heat of iron is 470 kg/kg*C.

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A bar of iron with mass 45 kg is cooled from 50℃ to 20℃. How much thermal energy does the bar of iro...

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