Across
- 4. A substance that cannot be broken down into simpler substances.
- 5. a combination of more than one pure substance.
- 8. mixture- substances are not uniformly mixed
- 9. A substance made of atoms of more than one element bound together.
Down
- 1. is anything that has mass and occupies space.
- 2. The smallest unit of a substance that exhibits all of the properties characteristic of that substance.
- 3. mixture- mixing occurs between individual units.
- 6. formula- the chemical symbols and numbers indicating the atoms contained in the basic unit of a substance.
- 7. The smallest particle that has the properties of an element.
- 10. Substance- any matter that has a fixed composition and definite properties.