What is heat vaporization?
a)it is the heat required to change a substance’s temp by 1degreec.
b)it is the heat required to change a gram of substance from a solid to a liquid.
c)it is the heat required to change a substance from a solid directly to a gas.
d)it is the heat required to change a gram of substance from a liquid to a gas.
e)it is the heat required to separate one substance into two substances.