The Ultimate Chemistry Challenge

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Across
  1. 3. has a positive charge and is present in the nucleus of an atom
  2. 5. direct gas to solid change
  3. 8. smallest unit of an element
  4. 10. has a negative charge and is present in the shells of an atom
  5. 11. has a neutral charge and is in the nucleus of an atom
  6. 13. direct solid to gas change
  7. 14. matter with a definite shape and volume
Down
  1. 1. matter that has a definite volume but no definite shape
  2. 2. what has mass and occupies space
  3. 3. a characteristic used to describe matter
  4. 4. gas to liquid change
  5. 6. liquid to gas change
  6. 7. measure of heat energy in degrees Celsius
  7. 9. an element that is shiny and conducts heat and electricity
  8. 12. matter that does not have a definite shape nor volume