Chemistry Review

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Across
  1. 1. Positively charged sub-atomic particle
  2. 3. Anything that has mass and takes up space
  3. 9. This mixture has the same make-up and appearance throughout
  4. 11. A definite volume but no fixed shape
  5. 13. Color change, temperature change and odor are some of the indicators of this type of reaction
  6. 15. How much stuff is in a certain amount of space
  7. 18. The one or two letter code representing an element
  8. 19. Two or more different elements chemically combined
  9. 20. A pure substance consisting of only one type of atom
  10. 21. Made of electrically charged particles
  11. 23. A combination of two or more substances that aren't the same throughout
Down
  1. 2. The neutrally charged sub-atomic particle
  2. 4. Represents the number of protons in an element on the periodic table
  3. 5. No definite shape or volume
  4. 6. It dissolves the solute
  5. 7. Horizontal rows on the periodic table
  6. 8. Negatively charged sub-atomic particle
  7. 10. Size, shape and state change are all indicators of this type of reaction
  8. 12. Vertical columns on the periodic table
  9. 14. The basic building blocks of all matter
  10. 16. Definite shape and volume
  11. 17. Two or more of the same or different elements combined
  12. 22. It gets dissolved in another substance