Chemistry

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Across
  1. 1. acid
  2. 2. The smallest building block
  3. 4. no charge
  4. 6. speeds up a chemical reaction
  5. 7. The more H+ ions
  6. 9. Reaction rearranging atoms
  7. 11. negative
Down
  1. 1. It positive
  2. 3. after a chemical reaction
  3. 5. beginning substances
  4. 8. bonded together
  5. 10. basic