A 20 kg block of steel at 23C and a 150 g piece of brass

Chapter 11, Problem 10

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A 20 kg block of steel at 23C and a 150 g piece of brass at520C are placed in contact inside an insulated container andallowed to come to thermal equilibrium. Which metal, if either,has the greater change of thermal energy? Explain.I I. If a process removes heat from a system, must the system's temperaturedecrease in this process? Explain.

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