Across
- 3. Starts a chemical reaction.
- 4. Involve observable changes.
- 5. Tells us how many of each atom is in the compound.
- 7. Absorbs Energy.
- 10. Mass is neither created nor destroyed during chemical reactions.
- 12. A short easy way to show a chemical reaction using symbols instead of words.
Down
- 1. Releases Energy.
- 2. Can exchange energy and matter vs just energy.
- 6. Multiply this number by all the subscripts in the formula.
- 8. What you end with.
- 9. What you start with.
- 11. A solid formed in a chemical reaction that is different from either of the reactants.