Chemistry Chapter 1

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Across
  1. 3. uniform mixtures in which the composition is the same throughout
  2. 7. most commonly expressed in grams, kilograms, or milligrams
  3. 8. nonuniform mixtures in which the composition varies throughout
  4. 10. have a fixed composition and unique set of properties
  5. 12. composed of two or more substances combined in such a way that each substance retains its chemical identity
  6. 13. the factor that determines the direction of heat flow
  7. 15. the temperature at which a substance changes from solid to liquid
  8. 16. the extent to which a solute dissolves in a solvent
  9. 17. observed when the substance takes part in a chemical reaction, a change that converts it to a new substance
Down
  1. 1. observed without changing the chemical identity of a substance
  2. 2. the ratio of mass to volume
  3. 4. anything that has mass and occupies space
  4. 5. type of matter that cannot be broken down into two or more pure substances
  5. 6. a pure substance that contains more than one element
  6. 9. made up of a solute and solvent
  7. 11. the measure of the gravitational force acting on an object
  8. 14. the temperature at which a substance changes from liquid to gas