Across
- 4. there are not the same number of atoms on each side of a chemical equation
- 7. matter cannot be created or destroyed
- 8. What is there before a chemical reaction
- 9. there needs to be the same amount of _____ on each side of a chemical equation for it to be balanced
Down
- 1. represents a chemical reaction.
- 2. there are the same number of atoms on each side of a chemical equation
- 3. make up a chemical equation
- 5. are represented by one or two letters.
- 6. What is there after a chemical reaction
- 10. anything with mass that takes up space