A piston-cylinder device initially contains 50 L of liquid water at 408C and 200 kPa. Heat is

Question:

A piston-cylinder device initially contains 50 L of liquid water at 408C and 200 kPa. Heat is transferred to the water at constant pressure until the entire liquid is vaporized.
(a) What is the mass of the water?
(b) What is the final temperature?
(c) Determine the total enthalpy change.