Specific heat capacities for H2O:

Substance

Value in J / (kg K)

Value in kcal / (kg K)
Ice
2220
0.53
Water
4190
1 (by definition)
Steam
2010
0.48

Latent heat values for H2O:

Transition

Value in kJ / kg
Ice / Water
333
Water / Steam
2263

 Please note: All quoted values refer to a pressure of 1 atmosphere!