Chemistry Bonus

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Across
  1. 1. A substance that increases concentration of OH- ions
  2. 3. Substances that change
  3. 7. Adding energy
  4. 8. Characteristic that can be observed or measured without changing the sample's composition
  5. 9. Bubble wrap pops when you step on it
  6. 10. Acid that donates more than one acid
  7. 12. Releasing energy
  8. 14. Phase change from gas to solid
  9. 16. A substance that accepts proton
  10. 18. change in matter where new materials with new chemical and physical properties are formed
  11. 19. A Substance that donates a proton
  12. 20. device used to measure energy absorbed or released as heat in a chemical reaction
Down
  1. 2. Under conditions of equal pressure and temperatures equal volumes of all gases contain the same number of particles
  2. 4. transition of a substance directly from gas to solid
  3. 5. A substance that increases concentration of H+ ions
  4. 6. transition of a substance directly from solid to gas
  5. 11. Hot Airballoon
  6. 13. Point temperature and pressure at which the solid, liquid, and gas forms of a substance coexist
  7. 15. New Substances produced
  8. 17. Phase change from solid to gas