200
____________ is process of separating a solvent from a solution.
___________ takes place when a liquid transforms into a gas.
When a solid becomes a gas without first becoming a liquid.
A reaction in which an ____ or molecule replaces another in a compound.
A ________ is a group of atoms bonded together.
A ________ is a tiny fragment such as a speck of dust.
Composed of two or more separate elements joined together.
____________ is the process by which water vapor in the air is changed into liquid water.