Across
- 2. Consists of 2 or more pure substances physically mixed but not chemically combined
- 3. from liquid to gas
- 6. substance that can be decomposed by chemical means
- 8. Composed of a single type of atom
Down
- 1. from solid to liquid
- 2. groups of two or more atoms linked by chemical bonds
- 4. Definite shape and volume
- 5. fourth state of matter
- 7. Anything that occupies space and has mass