heat of ice and water are 2.03 J/g°C and 4.18 J/g°C respectively. Heating a
52.0 g sample of ice from -12.4 °C to water at 66.2 °C requires 33.07 kJ of
heat. Calculate the heat of fusion of water in J/g. Assume the melting point of
water is 0 °C.