Across
- 2. smallest identifiable unit
- 3. a substance made up of two or more different chemical elements combined in a fixed ratio.
- 5. A chemical that gives off hydrogen ions in water and forms salts by combining with certain metals
- 6. the amount of space occupied by a sample of matter
- 8. two or more substances that are not chemically combined
- 9. substances or products made by chemical synthesis, as plastics or artificial fibers
Down
- 1. a homogenous mixture of two or more substances in relative amounts that can be varied
- 4. the ability of a material to be stretched, pulled, or drawn into a thin wire or thread without breaking
- 5. basic building block of chemistry
- 7. The periodic table has 118 of these
- 8. The amount of matter in an object