physical and chemical change

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Across
  1. 1. a physical quantity whose value does not depend on the amount of the substance for which it is measured.
  2. 3. has a fixed chemical composition throughout
  3. 9. matter not involving in its manifestation a chemical change.
  4. 11. changes affecting the form of a chemical substance, but not its chemical composition.
  5. 13. mixture consisting of different, distinguishable parts or elements.
  6. 15. mass in an isolated system is neither created nor destroyed by chemical reactions or physical transformations.
  7. 17. PV=NRT
  8. 18. a characteristic of a particular substance that can be observed in a chemical reaction.
  9. 19. the basic unit of a chemical element.
  10. 20. a substance made by mixing other substances together.
  11. 21. a substance that has mass and takes up space.
  12. 22. one of the distinct forms in which matter can exist.
Down
  1. 2. a property that depends on the amount of matter in a sample.
  2. 4. firm and stable in shape; not liquid or fluid.
  3. 5. an ionized gas
  4. 6. chemical reaction involving the rearrangement of the atoms of one or more substances
  5. 7. a substance diffused or suspended in the air, especially one normally liquid or solid.
  6. 8. a state that flows freely but is of constant volume
  7. 10. a mixture in which the composition is uniform throughout the mixture.
  8. 12. matter in a state in which it will expand freely to fill the whole of a container
  9. 14. quantity of matter in a physical body.
  10. 16. The physical process where matter moves from one state to another.