Chemistry

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Across
  1. 4. Creates new substance
  2. 5. What we breathe
  3. 8. Reaction with oxygen
  4. 9. Shiny
  5. 10. Oxygen
  6. 11. A mixture
  7. 12. Everything
Down
  1. 1. Interactions
  2. 2. Does not create new substance
  3. 3. Allows oxygen to go through it
  4. 6. Burn
  5. 7. Only one
  6. 9. Group of atoms