Across
- 5. a substance that only contains one type of atom
- 6. a chemical change between two or more molecules
- 8. Molecule(s) present at the end of a chemical reaction
- 10. a mixture of two or more substances that remain as physically separate substances.
Down
- 1. a substance made of chemically bonded atoms of more than one element
- 2. a change only to the appearance of molecules,
- 3. Molecule(s) present at the start of a chemical reaction
- 4. a a mixture of two or more substances that appears to be a single, uniform medium, with no visible separation between its components
- 7. the smallest unit of a chemical - everything that exists is made up of these tiny particles
- 9. an objects ability to dissolve