Question: 5 - 7 1 E Refrigerant - 1 3 4 a enters the expansion valve of a refrigeration system at 1 2 0 psia as

5-71E Refrigerant-134a enters the expansion valve of a refrigeration system at 120 psia as a saturated liquid and leaves at 20 psia. Determine the temperature and internal energy changes across the valve.
5 - 7 1 E Refrigerant - 1 3 4 a enters the

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