Chemistry

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Across
  1. 1. mixture a type of mixture in which
  2. 3. anything that has mass and takes up space
  3. 4. matter that can vary in compositions
  4. 6. a type of substance containing atoms of two or more different elements chemically bonded together
  5. 7. a small particle that is a building block of matter
  6. 8. a substance that consists of just one type of atom
  7. 10. positively charged
Down
  1. 2. negatively charged
  2. 5. matter with a composition that is always the same
  3. 9. neutrally charged