Classifying Matter

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Across
  1. 2. ex. salt and water; a mixture that dissolves (uniform composition)
  2. 3. everything that has mass and takes up space
  3. 6. When separating a mixture of rocks and water, the rocks will stay in the _______ and the water will go through it.
  4. 7. simplest substance that cannot be broken down
  5. 8. two or more elements chemically combined I a fixed ratio
  6. 10. uses the difference in boiling points in substances in order to separate them
  7. 11. another term for homogeneous mixture
Down
  1. 1. The chemical formula of a compound will show two or more ________ letters.
  2. 2. ex. sand and water; a mixture that doesn't dissolve (not uniform composition)
  3. 3. two or more substances physically combined
  4. 4. gas to liquid
  5. 5. liquid to gas
  6. 9. A ____ substance can be classified as an element or compound.