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2. Substance is transformed into a chemically different substance
8. Mixture that's uniform throughout
9. The physical material of the universe: anything with mass and volume
11. Combinations of 2 substances in which each substance retains its own chemical identity
15. Substance changes its appearance but not its composition
16. Depend on the quantity of the sample
17. Don't depend on the amount of the sample being examined

1. Can be observed without changing the identity and composition of the substance
3. Describe the way a substance may react to form other substances
4. Fixed volume, takes the shape of the portion of the container that it occupies
5. Mixtures that don't have the same composition, properties, and appearance throughout
6. Substances compose of 2 kinds of atoms
7. Matter that has distinct properties and a composition that doesn't vary from sample to sample
10. The microscopic building blocks of matter
12. A substance that can't be separated into simpler substances by chemical means
13. Two atoms joined together in specific shapes
14. No fixed volume or shape; takes on that of its container
15. Any characteristic that lets us identify a certain type of matter and tell it apart from other types
18. Definite volume and shape