A metal sample is heated to 98.6°C in a hot water bath until thermal equilibrium

Question

A metal sample is heated to 98.6°C in a hot water bath until thermal equilibrium is reached. The metal is quickly transferred to 50.0 mL of water at 22.2°C contained in a calorimeter. The thermal equilibrium temperature of the metal sample plus water mixture is 28.3°C. Heat is transferred from

a) Water to metal since the water is at room temperature.

b) Metal to water since the metal is really hot and the water is not!

c) Water to metal since the water is really hot and the metal is not!

d) Metal to water since the metal is at room temperature.

e) There is never any heat transfer.

Explanation / Answer

b

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