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One kilogram of Refrigerant 134a vapor initially at 2 bar and 20°C fills a rigid vessel....

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Mechanical Engineering

One kilogram of Refrigerant 134a vapor initially at 2 bar and20°C fills a rigid vessel. The vapor is cooled until thetemperature becomes -24°C. There is no work during theprocess.

Let To = 20°C, po = 0.1 MPa and ignore theeffects of motion and gravity.

2. For the refrigerant, determine the change in exergy, inkJ.

Note: for part 1: q=-98.086kj please find part two- the changein exergy in kj

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