Determine enthalpy change of steam at 0.15 MPa from 300C to 800C using

a. Cpat 300K (27C)from Table B-2

b. Cp= 2.0 kJ/kgC at 300 C

c. Cp= 2.341 kJ/kgC at 800 C

d. Cp= 2.171 kJ/kgC at 550 C

e. Equation Cp= 2.07 + (T-400)/1480 kJ/kgC