a) A rigid tank containing 20 kg of Refrigerant 134a as saturated vapor at 1.0 bars and -26.43 *C is heated until the temperature reaches 20 *C.
The final volume of the R-134a is?
b) A rigid tank with a volume of 5.0 m3 contains Refrigerant 134a at -16 *C and mixture quality of 25 %.
The total mass of the R-134a is?
c) A rigid tank containing 20 kg of Refrigerant R-134a at 6.0 bars and 140 *C is cooled causing the pressure to fall to 4.0 bars.
The final temperature is?
d) Twenty kilograms (20 kg) of Refrigerant R-134a contained in a piston-cylinder device initially at 6.0 bars and 140 *C is cooled at constant pressure to the saturated liquid state.
The specific internal energy of the saturated liquid is?