Vocab crossword puzzle

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Across
  1. 3. properties that describe how a substance changes into a completely different chemical
  2. 8. where composition is not uniform throughout the mixture
  3. 9. molecules that dont move alot
  4. 10. can be changed without changing the identity of something
  5. 11. a pure chemical substance made of same type of atom
  6. 13. Contains atoms of different elements chemically combined in a fixed ratio
  7. 15. a degree of compactness in a substance
  8. 17. the ability of a substance
Down
  1. 1. happen on a molecular level when you have 2 or more molecules that interact
  2. 2. A combination of 2 or more substances that are so mixed the mixture behaves as a single substance
  3. 4. about physical states of matter
  4. 5. a homogeneous mixture of one or more solutes dissolved into a solvent
  5. 6. something that contains only 1 kind of matter
  6. 7. the process in which solids form
  7. 12. molecules that move in a flow
  8. 14. a fluids resistance to flow
  9. 16. molecules that bounce off each other