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Determine the properties required & show your work.Substance Given Find 

a. Ammonia T = 0.00°C v = ? x = 0.200

b. Water p = 400. Psia x = ? h = 1000. Btu/lbm

c. Water T = 500.°F u =? p = 400. psia

d. Refrigerant-134a p = 185.82 psia v =? h = 51.47 Btu/lbm

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