Volume of I deal Gas 22.4 L/mol at 0C and 1 atm. Latent heat of fusion of water for water 3.34E5 J/Kg Ratio of heat capacities y = 1.67(diatomic gas), 1.40(diatomic gas) Specific heat of water, c = 4190 J/Kg, for water ice c = 2100 J/Kg Density of water, p = 1000 Kg/m^3, Mass of Hydrogen atom m = 1.67E-27 Kg