elect the correct answer.
What is heat of vaporization?
OA. It is the heat required to change a substance's temperature by 1°C.
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B.
It is the heat required to change a gram of substance from a solid to a liquid.
OC. It is the heat required to change a substance from a solid directly to a gas.
O D.
O E.
It is the heat required to change a gram of substance from a liquid to a gas.
It is the heat required to separate one substance into two substances.