Across
- 3. how much space something takes up
- 5. A change where the substances do NOT change
- 8. group 18
- 9. made up of just one type of atom
- 10. anything that has volume
- 11. group 1
- 12. substances that contain 2 or more elements
Down
- 1. second column
- 2. A change where the substance DO change
- 4. group 17
- 6. measure of how much there is of something
- 7. particles that you can see in a mixture