A 120 g insulated aluminum cup at 17 c is filled with 140 g
A 120 g insulated aluminum cup at 17 C is filled with 140 g of water at 40 C. After a few minutes, equilibrium is reached. A) Determine the final temperature. B) Estimate the total change in entropy.
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a styrofoam box has a surface area of 074 m2 and a wall thickness of 20 cm the temperature of the inner surface is
suppose a heat engine pulls 337times104 j of work from the hot reservoir and 752times103 j of that energy is used to
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a 120 g insulated aluminum cup at 17 c is filled with 140 g of water at 40 c after a few minutes equilibrium is reached
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