Summer test

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Across
  1. 3. a method of separating sand and water
  2. 7. has a pH less than 7
  3. 8. does dissolve in water
  4. 11. a solution with a lot of solute and little water
  5. 12. the change of state from a liquid to a gas
  6. 13. unit for mass
  7. 15. part of an atom with a negative charge
  8. 17. balance used to measure the mass of an object
  9. 18. mass/volume
  10. 19. a method of separating salt and water
  11. 21. has a pH of 7
Down
  1. 1. a method to separate two liquids with different boiling points
  2. 2. a solution with a lot of water and little solute
  3. 4. does not dissolve in water
  4. 5. cylinder used to measure the volume of a liquid
  5. 6. a very good solvent
  6. 9. part of an atom with a positive charge
  7. 10. a solution that wont dissolve anymore solute
  8. 11. the changes of state from a gas to a liquid
  9. 14. the change of state from a solid to a liquid
  10. 16. has a pH more than 7
  11. 20. length x width x height