chemical equations

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Across
  1. 4. when atoms bond
  2. 5. atoms bonded together
  3. 7. left side
  4. 10. can remove or add
Down
  1. 1. representation of chemical reaction
  2. 2. right side
  3. 3. when substances change
  4. 6. equal
  5. 8. basic unit of matter
  6. 9. multiply by molecule