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A 20-Kg Mass of Iron (Specific Heat = 0

Question 20

Multiple Choice

A 2.0-kg mass of iron (specific heat = 0.12 kcal/kg · Cº) at a temperature of 430ºC is dropped into 48 kg of water.The water is initially at a temperature of 10ºC.With no heat losses to the surroundings,the equilibrium temperature of the iron and water is approximately


A) 12ºC
B) 18ºC
C) 19ºC
D) 30ºC
E) 33ºC

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