What is the heat of sublimation of water? Show your work. (2 points) 11. Liquid benzene has a specific heat of 1.76 J/gK and a freezing point of 5 C. The heat of fusion for benzene (C6H6) is 9.9 kJ/mol. How much heat is required to convert 120 g of solid benzene at 5 C to liquid benzene at 45 C? (4 points) 12. What will be the final phase and temperature of 50 g of water at -30 C if it receives 110 kJ of heat? The specific heats of ice, water, and steam are 2.03 J/gK, 4.18 J/gK, and 1.83 J/g.K respectively. The heat of fusion and heat of vaporization of water are 6.0 kJ/mol and 41 kJ/mol respectively. (4 points)