Step 4: How much energy is needed to boil 43.0 g of H2O(l)? The heat of vaporization for water is 2257 J/g.

At 1 bar, how much energy is required to heat 43.0gH2O(s) at 14.0C to H2O(g) at 143.0C ? Use the heat transfer constants found in this table. Step 4: How much energy is needed to boil 43.0g of H2O(l) ? The heat of vaporization for water is 2257J/g. qD=