Atom Chem

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Across
  1. 4. Element with 80 protons
  2. 5. Element with 1 proton
  3. 7. Stored energy
  4. 10. Mass divided by density
  5. 13. Volume times density
  6. 14. Particle with a negative charge
  7. 16. going from gas to Liquid
  8. 18. going from Liquid to gas
  9. 21. Element with 79 Protons
  10. 22. Type of chemical change
  11. 23. Going from Solid to Liquid
  12. 24. Smallest unit of matter
Down
  1. 1. affect of gravity on matter
  2. 2. mass divided by volume
  3. 3. Name of columns on the periodic table
  4. 6. Determined by valance electrons
  5. 7. Particle with a positive charge
  6. 8. motion energy
  7. 9. Particle with a neutral charge
  8. 11. Going from liquid to solid
  9. 12. substance changes at atomic level
  10. 13. Quantity of matter
  11. 15. Name of horizontal rows on periodic table
  12. 17. Element with 10 protons
  13. 19. substance changed at surface level
  14. 20. Type of physical change