C4 - Chemical reactions

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Across
  1. 2. Equal on both sides of a chemical equation (8 letters)
  2. 10. Substance with a pH greater than 7 (6 letters)
  3. 11. Breaking down a compound using heat (19 letters)
  4. 13. Absorbs heat during a reaction (11 letters)
  5. 14. Loss of electrons in a reaction (9 letters)
  6. 15. Solution used to test for carbon dioxide (9 letters)
Down
  1. 1. Compound containing a metal and carbonate ion (14 letters)
  2. 3. A pH indicator that shows a range of colors (17 letters)
  3. 4. Releases heat during a reaction (10 letters)
  4. 5. Device used to measure acidity or alkalinity (7 letters)
  5. 6. Poisonous gas produced by incomplete combustion (14 letters)
  6. 7. Substance with a pH less than 7 (4 letters)
  7. 8. Gas produced by respiration and combustion (13 letters)
  8. 9. Burning in the presence of oxygen (10 letters)
  9. 12. The capacity to do work (6 letters)