A sample of water has a mass of 100 0 g Calculate the amount of heat required to change the sample from ice at -45 00 degree C to water vapor at 175 0 degree C Relevant constant values are given to the right -325 64460 325 kJ Delta H_vap water = 40.7 kJ/mol Delta H_fus water = 6 01 kJ/mol C_p water = 1. 84 J/g middot degree C C_p liquid = 4.18 J/g middot degree C C_p ice = 2.09 J/g middot degree C molar mass of water = 18 00 g/mol