What's the temperature at which this happens when changes to a solid to a liquid
The liquid vaporizes and the temperature increases as the volume also increases.
Well, usually its temperature will rise...
it heats up
The temperate of the liquid must rise in order to evaporate into a gas.
Condensation point.
That is called evaporation when it happens slowly; if it happens more rapidly it is called vaporization.
boiling point
It's called the boiling point.
The temperature at which a liquid changes into a gas is called the boiling point.
Cytoplasm
some degrees :-l
Heat of vaporization