An apple with an average mass of 0.18 kg and average specific heat of 3.65 kJ/kg·°C is cooled from 17°C to 5°C. The amount of heat transferred from the apple is (a) 7.9 kJ (b) 11.2 kJ (c) 14.5 kJ (d) 17.6 kJ (e) 19.1 kJ

Nitrogen in a rigid vessel is cooled by rejecting 100 kJ/kg of heat. Determine the internal energy change of the nitrogen in kJ/kg.

How many kilograms of water must evaporate from a 53.2 kg woman to lower her body temperature by 0.768°C? The latent heat of vaporization for water at 37°C is 580 kcal/kg and the specific heat of the body at 37°C is 0.83 kcal/(kg · °C). kg