2. 640 kg of milk is heated from 10 °C to 60 °C. The mean specific heat of milk is 3.9 kJ/(kg K), a. What heat energy is required to heat the milk? b. Milk is heated by using hot water. What amount of heat energy is removed from the water to heat the milk? c. During heating of milk, the hot water cools from 75 °C to 27 °C. What is the amount of water necessary for cooling?

2. 640 kg of milk is heated from 10 °C to 60 °C. The mean specific heat of milk is 3.9 kJ/(kg K), a. What heat energy is required to heat the milk? b. Milk is heated by using hot water. What amount of heat energy is removed from the water to heat the milk? c. During heating of milk, the hot water cools from 75 °C to 27 °C. What is the amount of water necessary for cooling?

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter2: Matter And Energy

Section: Chapter Questions

Problem 29RQ: If 3000 ft3 of air is crossing an evaporator coil and iscooled from 75F to 55F, what would be the...

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