A hot metal piece is cooled rapidly to 25 C, removing 1000 kJ from the metal. Calculate the change of entropy if saturated liquid R-22 at 20 C absorbs the energy so that it becomes saturated vapor.

A hot metal piece is cooled rapidly to 25 C, removing 1000 kJ from the

1.	A hot metal piece is cooled rapidly to 25 C, removing 1000 kJ from the metal. Calculate the change of entropy if saturated liquid R-22 at 20 C absorbs the energy so that it becomes saturated vapor.
A.	1.950 kJ/K
B.	2.950 kJ/K
C.	3.950 kJ/K
D.	4.950 kJ/K
Answer» D. 4.950 kJ/K

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A hot metal piece is cooled rapidly to 25 C, removing 1000 kJ from the metal. Calculate the change of entropy if saturated liquid R-22 at 20 C absorbs the energy so that it becomes saturated vapor.

A hot metal piece is cooled rapidly to 25 C, removing 1000 kJ from the metal. Calculate the change of entropy if saturated liquid R-22 at 20 C absorbs the energy so that it becomes saturated vapor.

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