The melting point of bromine is -7.25˚C and the boiling point is 58.8˚C.

cl = 0.226 J/g˚C

∆Hfus = 10.57 kJ/mol

∆Hvap = 29.96 kJ/mol

How much heat is required to convert 30.0 g of solid bromine (Br2) at -7.25˚C to a liquid at 58.8˚C?