Across
- 4. The temperature at which a solid becomes a liquid
- 6. An attraction between molecules of different substances
- 10. the ability of one substance to dissolve in another at a given temperature and pressure
- 11. h2o
- 12. A measure of how difficult it is to stretch or break the surface of a liquid
Down
- 1. Bonds between hydrogen atom and oxygen atom of another water molecule
- 2. The temperature at which a liquid changes into a solid
- 3. the physical forms of matter, which include solid, liquid, and gas
- 5. Mass per unit volume
- 7. Attraction between molecules of the same substance
- 8. The amount of energy required to raise the temperature of 1 gram of a substance by 1 degree celcius
- 9. describes a molecule in which the positive and negative charges are separated
