Chemistry
Across
- 3. 43 protons
- 5. 70 protons
- 7. 7 protons
- 8. 18 protons
- 10. 1 proton
- 13. negative charge
- 14. 2 protons
- 15. 54 protons
- 18. 52 protons
- 19. No charge
Down
- 1. 85 protons
- 2. Walter white
- 4. 36 protons
- 6. 25 protons
- 9. 15 protons
- 11. Dot
- 12. 8 protons
- 16. 79 protons
- 17. Positive charge
- 20. 81 protons