What amount of heat (in kJ) is required to convert 10.1 g of an unknown solid (MM = 52.87 g/mol) at -36.8 C to a liquid at 82.5 C? (specific heat capacity of solid = 2.08 J/g C; specific heat capacity of liquid = 2.54 J/g C; AHfus = 8.77 kJ/mol; normal freezing point, Tf = 5.76 C)