Question

2. The latent heat of the water-steam phase transition at p=1 atm and T=100^oC is 2256 kJ/kg. What is the entropy change delta S as the liquid vaporizes?

A. –22.56 kJ/K-kg

B. -6048 J/K-kg

C. 6048 J/K-kg

D. 22.56 kJ/K-kg

Answer 1

B. -6048 J/K-kg