Across
- 3. liquid to a gas
- 8. 2 hydrogen atoms(+),1 oxygen atom(-)
- 9. a change in state from a solid to liquid
- 10. a change state from liquid to a solid
- 12. Ammount of space and object takes up
Down
- 1. basic unit of matter
- 2. A group of atoms bonded together
- 4. positively chared particle
- 5. the degree of compactness of a substance.
- 6. negatively chared particle
- 7. A small particle in the nucleus of the atom, with no electrical charge
- 11. a lipped cylindrical glass container for laboratory use.