Ethanol (c2h5oh) melts at –114 °c and boils at 78 °c. the enthalpy of fusion of ethanol is 5.02 kj/mol, and its enthalpy of vaporization is 38.56 kj/mol. the specific heats of solid and liquid ethanol are 0.97 j/g-k and 2.3 j/g-k, respectively. the average specific heat of gaseous ethanol is about 1.80 j/g-k. a. how much heat is required to convert 35.0 g of ethanol at 27 °c to the vapor phase at 120 °c? b. how much heat is required to convert the same amount of ethanol at –120 °c to the vapor phase at 120 °c?