Across
- 5. everything is made up of _______
- 6. uniform throughout
- 8. (two words together) a chart showing chemical elements that make up all physical matter
- 10. the quantity of matter within an object
- 11. atoms or molecules on the left of a chemical equation
Down
- 1. an expression of a compound using symbols and numbers representing the ratio in which they appear
- 2. a solid separated from a solution
- 3. simplest unit of matter
- 4. substance with higher than 7 pH
- 7. building block of matter
- 9. amount of mass per unit of volume
- 12. substance with lower than 7 pH