Pure Benzene (C6H6) has a melting point of 5.5 degrees C. Delta Hof fusion for benzene is 9.87 kj/mol; specific heat for liquid benzene is 1.63 J/g X degrees).
A. Calculate the number of joules required to melt 57.4 g ofbenzene at 5.5 degrees C.
B. Calculate the number of joules required to raise the temperature of 57.4 g of liquid benzene from 5.5 degrees C. to 45.0 degreesC.