Question

the heat energy used to change the state of water from liquid to vapour is called​

Answer 1

Answer:

latent heat, also called the heat of vaporization, is the amount of energy necessary to change a liquid to a vapour at constant temperature and pressure.

Answer 2

Answer:

energy transfer

latent heat , also called the heat of Vaporisation, is the amount of energy necessary to change a liquid to a vapor at constant temperature and pressure

hope it helps you. ☺