converting liquid water to solid ice releases 1.44 kcal/mol. a)What is the sign of delta H for this process? b)How many kilocalories are released by

converting liquid water to solid ice releases 1.44 kcal/mol.a)What is the sign of delta H for this process?b)How many kilocalories are released by freezing 2.5 mol of H2O?c)How many kilocalories are released by freezing 32 g of H2O?d) How many kilocalories are absorbed by melting 1 mol of ice?