Across
- 4. The symbolic representation of a chemical reaction in the form of symbols
- 7. States that mass in an isolated system is neither created nor destroyed by chemical reactions or physical transformations
- 8. To make or produce
- 9. When things aren't equal
Down
- 1. The number located slightly below and to the side of another character in chemical formulas
- 2. A substance that is present at the start of a chemical reaction
- 3. To be equal
- 5. The substance formed as a result of a chemical reaction
- 6. The number in front of the formula, which tells us how many molecules of the formula are present