How much energy (in kilojoules) is released when 22.5g of ethanol vapor at 97.0 Celsius is cooled to -10.0 Celsius? Ethanol has mp = -114.5 Celsius = 78.4 , = 38.56 and = 4.60 kJ/mol . The molar heat capacity is 113 J/(k.mol) for the liquid and 65.7J/(k. mol) for the vapor?