Chemistry

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Across
  1. 2. a biological catalyst that speeds up a chemical reaction
  2. 3. a type of reaction when water vapor, and carbon dioxide
  3. 4. a solution that contains the maximum amount of solution
  4. 6. cannot be dissolved in water
  5. 11. all numbers should be written in this form in a chemistry equation
  6. 13. releasing of energy
  7. 17. substance going from a water to gas
  8. 18. poor electrical conductors
  9. 20. the elements in the front part of a chemical equation
  10. 21. can conduct energy very well
Down
  1. 1. negatively charged atoms
  2. 5. a branch of chemistry that allows you to see the transfer of energy
  3. 7. positively charged atoms
  4. 8. substance going from solid straight to
  5. 9. the thing that organizes all of the elements
  6. 10. neutral atoms
  7. 12. the absorption of energy
  8. 14. how close a series of measurements are to each other
  9. 15. the elements after the arrow in a chemical equation
  10. 16. substances that can be dissolved
  11. 19. can speed up the dissolving rate