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A system consists of a 1.8 kg block of copper at 20. C and 1.5 kg block of copper at 300. C. The two blocks,

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A system consists of a 1.8 kg block of copper at 20. C and 1.5 kg block of copper at 300. C. The two blocks, isolated from the environment, are placed in contact until thermal equilibrium is reached. The specific heat of copper is 385 J/kg . K

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