chapter 11

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Across
  1. 2. the ability to change or move matter
  2. 3. the smallest unit of a substance that exhibits all of the properties characteristic of that substance
  3. 7. describes 2 or more liquids that are able to dissolve into each other in various portions
  4. 10. a substance that cannot be broken down into simpler substances
  5. 11. the chemical symbols and numbers indicating the atoms contained in the basic unit of a substance
  6. 13. a change in the composition byforming one or more new substances.
  7. 14. the mass per unit volume
  8. 15. substances are not uniformly mixed
  9. 16. a combination of more than one pure substance
  10. 18. a characteristic of a substance that can be observed or measured without changing the composition of the substance
  11. 19. is anything that has mass and occupies space
Down
  1. 1. any matter that has a fixed composition and definite properties
  2. 4. the way a substance reacts with others to form new substances with different properties
  3. 5. the smallest particle that has the properties of an element
  4. 6. mixing occurs between individual units
  5. 8. a substance made of atoms of more than one element bound together
  6. 9. describes 2 or more liquids that do not mix into each other
  7. 12. a change in physical form but not in composition
  8. 17. the force exerted per unit area of a surface