Properties of Water

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Across
  1. 2. the atomic number of _____ is 8.
  2. 4. this element only has 1 electron.
  3. 7. a neutron has _____
  4. 9. trees draw water up from the ground
  5. 11. Water molecules are__because of their structure.
  6. 12. tendency of water molecules to stick together
  7. 14. a solution is a ______ mixture.
  8. 15. electron energy levels are called ____
  9. 17. Create the “balance of power.”
  10. 18. The tendency of water to stick to surfaces
  11. 19. Water molecules held together by ___.
  12. 21. H bonds must be ____ for water to vaporize
  13. 22. H20 ________ into H+ and OH+
  14. 24. water resists a change in temp
Down
  1. 1. a suspension is a _______ mixture.
  2. 3. atomic particles attracted by _ forces
  3. 5. boiling point of water__at higher altitudes.
  4. 6. positively charged subatomic particle
  5. 7. electrons carry a ____ charge
  6. 8. water is important in maintaining ____.
  7. 10. central core of a nucleus
  8. 11. measures the acidity of basicity of aqueous solutions
  9. 13. can’t be broken down in smaller parts
  10. 16. quantity per unit volume
  11. 20. the smallest unit of matter
  12. 23. ____is less dense than liquid water