Chemistry

4. a chemical process in which two or more substances act mutually on each other and are changed into different substances
8. a substance made by mixing other substances together
9. the basic unit of a chemical element.
10. a subatomic particle found in the nucleus of every atom.
11. a mixture in which the composition is not uniform throughout the mixture.
13. the action of purifying a liquid by a process of heating and cooling.
14. a liquid mixture in which the minor component (the solute) is uniformly distributed within the major component (the solvent).
15. the branch of science that deals with the identification of the substances of which matter is composed
16. a negatively charged subatomic particle.

1. the action or process of filtering something
2. an atom or group of atoms that has an electric charge
3. physical substance in general which occupies space
5. a substance made from two or more different elements that have been chemically joined.
6. a mixture in which the composition is uniform throughout the mixture.
7. a subatomic particle found in the nucleus of every atom except that of simple hydrogen.
12. the process of turning from liquid into vapor