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