What two factors determine the point at which a liquid will boil?

1 Answer
Dec 29, 2015

Answer:

The temperature and the pressure.

Explanation:

As we heat or/and increase the pressure in one substance, we are increasing the kinetic energy of its molecules. When the kinetic energy hits a certain level, the intermolecular forces aren't strong enough to hold it in its phase, and then the substance changes its phase. Each substance has a phase diagram for each phase change, like this - the water phase diagram:
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