5 Kg of water at 1.2 MPa, 120oC is contained in a frictionless piston-cylinder device. The water is heated until its temperature reaches 250oC.
a) a)Determine the work performed in kJ
b) b)Determine the amount of heat (Q) added in kJ.
c) c)Sketch this process on a P-v diagram clearly labeling the initial (1) and final (2) states.