A rigid tank of volume 83 m3 contains 100 kg of H2O at 100oC. The tank is

Question:

A rigid tank of volume 83 m3 contains 100 kg of H2O at 100oC. The tank is heated until the temperature inside reaches 120oC. Determine the pressure (p) inside the tank at
(a) The beginning.
(b) The end of the heating process.
(c) What-if Scenario: What would the final pressure be if the tank temperature increased to 125oC?