Chemistry

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Across
  1. 2. A particle with a negative charge
  2. 3. Mass/Volume
  3. 6. The elements/compounds that have been formed
  4. 10. The technique used to separate components of a mixture
  5. 12. An element/compound changing from a liquid to a gas
  6. 14. The element/compound being used in a equation
  7. 16. Has an H+ ion
  8. 17. A reaction where two elements gain and lose electrons
  9. 19. A process of purifying a liquid by heating/cooling it
  10. 20. Energy is leaving the system
  11. 22. Energy is entering the system
  12. 23. 2 electron groups, 2 bonding groups, 0 lone pairs
Down
  1. 1. 118 of them
  2. 4. 6.02 x 10^23 particles
  3. 5. When water vapor becomes ice (a solid)
  4. 7. A reaction that forms a solid from two aqueous solutions
  5. 8. The reactant that is used up completely
  6. 9. A process in which molecules separate
  7. 11. Has an OH- ion
  8. 13. Used to determine the proportions of of how elements react with each other
  9. 15. Able to be dissolved
  10. 18. A way of measuring heat
  11. 21. A range of numbers from 1 to 14