Question: Find the missing properties and give the phase of the substance a. H2O s = 7.70 kJ/kg K, P = 25 kPa h =? T

Find the missing properties and give the phase of the substance
a. H2O s = 7.70 kJ/kg K,
P = 25 kPa
h =? T =? x =?
b. H2O
u = 3400 kJ/kg,
P = 10 MPa
T =? x =? s =?
c. R-12
T = 0°C, P = 200 kPa
s =? x =?
d. R-134a
T = −10°C, x = 0.45
v =? s =?
e. NH3
T = 20°C, s = 5.50 kJ/kg K
u =? x =?

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