1) Complete the following table for water (H₂O)

T (°C)

30

250

P (kPa)

200

300

v(m³/kg)....

1.1988

u (kJ/kg).

2196.4

X

Phase description

the new

2) Saturated vapor R-134a at 50°C changes volume at constant temperature. Fin

pressure, and quality if saturated, if the volume doubles. Repeat the question for the case the

volume is reduced to half the original volume.