Across
- 4. something that yields a chemical equation
- 5. smallest unit of matter
- 7. symbols that show a chemical compound
- 8. amount of matter in an object
- 9. particular matter with different properties
Down
- 1. the substances before a chemical reaction
- 2. the substances after a chemical reaction
- 3. anything that takes up space
- 6. chemical equation has same amount on each side