College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou

Exercise 97

First calculate the heat that needs to be removed to convert 1.0 kg of steam at 100 °C to water at 40 °C and then compute the heat that needs to be removed to lower the temperature of water at 100 °C to water at 40 °C. Compare the two results. Are you surprised