Chemistry
Across
- 3. a particle with positive charge
- 4. has a ph more than 7
- 6. containing the maximum amount of solute that can normally be dissolved at a given temperature and pressure
- 10. measurement of kinetic energy in a substance
- 13. a substance that contains atoms of two or more chemical elements held together by chemical bonds
- 15. when elements are physically combined and can be seperated
- 16. a substance in a physical state in which it does not resist change of shape but does resist change of size
- 19. how much matter is in a substance
- 20. the act or process or an instance of reacting
- 22. the measurement of compactness of molecules in a substance
- 24. any substance burned as a source of heat or power, such as coal or petrol
- 25. when liquid changes to a gas
Down
- 1. a group of atoms bonded together
- 2. a substance in a physical state in which it does not resist change of shape and will expand indefinitely to fill any container
- 4. something that binds, fastens, or holds together, such as a chain or rope
- 5. a particle with negitive charge
- 7. the smallest component of an element
- 8. a substance in a physical state in which it resists changes in size and shape
- 9. process of burning
- 11. result of a chemical reaction
- 12. the center or core of an atom
- 14. a particle with no charge
- 17. malleable and shiny substances good at conducting electricity
- 18. has a Ph less than 7
- 21. an educated guess
- 23. cant be broken down