Across
- 6. reactant gains electrons
- 7. shown on the right side of a chemical equation. New compounds that are formed
- 9. the amount of energy needed to start a reaction
- 10. reduce the amount of activation energy needed to start a reaction
Down
- 1. one or more substances change to produce one or more different substances
- 2. shown on the left side of a chemical equation
- 3. a reactant loses electrons
- 4. ability to do work
- 5. protein or RNA molecule that speeds up reactions without being permanently changed or destroyed
- 8. all chemical reactions that occur in an organism