63. How much energy is needed to convert 100 g of ice at 0℃ to water at 50℃? specific heat capacity (ice) = 2.10 J/g· ℃； specific heat capacity (water) = 4.18 J/g· ℃； heat of fusion = 333 J/g；heat of vaporization = 2258 J/g (A) 10.1 kJ (B) 20.7 kJ (C) 31.4 kJ (D) 54.2 kJ (E) 65.8 kJ