Across
- 3. a separation technique that results in the formation of solid particles
- 6. independent om the amount of substance
- 11. a separation technique that is based on differences in the boiling points of the substances involved
- 13. matter that can fill the entire volume of a container
- 16. a compound is always composed of the same elements in the same proportion by mass
- 17. characteristic that can be observed without changing the sample's composition
- 19. a mixture that has constant composition throughout
- 21. organizes the elements into a grid
- 24. alters a substance without changing composition
- 27. a technique that uses a porous barrier to separate solid from liquid
- 28. gaseous state of a substance at room temperature
Down
- 1. mass is neither created nor destroyed during a chemical reaction
- 2. all matter that exists naturally on earth can be classified as one of these physical forms
- 4. matter with its own definite shape
- 5. a process during which a solid changes to vapor without melting
- 7. a transition of matter from one state to another
- 8. dependent on the amount of substance
- 9. a pure substance that cannot be separated into simpler substances by physical or chemical change
- 10. different compounds are formed by a combination of the same elements
- 12. a mixture that does not blend smoothly throughout
- 14. ability of a substance to combine or change into one or more other substances
- 15. homogeneous mixtures are also referred as....
- 18. the ratio of the mass of each element to the total mass of the compound
- 20. matter that flows
- 22. a technique the separates the components of a mixture based on the ability of each component to travel across the surface of another material
- 23. process that involves one or more substances changing into new substances
- 25. combination of two pure substances
- 26. ,made of two or more different elements