Calculate the heat that is either gainer or lost when 25.0 g of steam ( MW=18.02, cp: .0753, delta H fus 6.01 kj, delta H vap:40.67 kj, at 100C condenses to liquid water at 100 C.
q released when steam condenses.
q = mass steam x heat vap water
q = mass steam x heat vap water