Across
- 3. si unit of energy
- 6. unit of temoerature
- 8. solids in a liquid are removed
- 9. type of gas on the periodic table
- 11. name of the class
- 12. turns litmus blue
- 15. technique of heating a liquid
- 16. increases the rate of a reaction
- 17. number of protons
- 18. m
- 19. ion thatis positively charged
Down
- 1. two bonding pairs
- 2. turns into a solid
- 4. turns litmus red
- 5. quantity of matter
- 7. dissolves a solvent
- 10. middle of periodic table
- 13. unit of a element
- 14. salt
- 15. solution with a little solute