Across
- 3. Equally balanced state
- 6. Absorbs heat
- 8. Are the biological substance that act as catalysts and help complex reactions occur everywhere in life
- 9. Slows down chemical change
- 10. Speeds up the chemical reaction
- 11. Any substance that undergoes a chemical change
Down
- 1. Something that releases energy
- 2. Chemical reaction causing a rearrangement of atoms
- 4. Releases of absorbs energy
- 5. A substance obtained from another substance through chemical change
- 7. Mass is neither created of destroyed