Sagot :
Answer:
Atomic Number. Mass Number
Explanation:
Hydrogen : 1. 1.00784 u
Carbon : 6. 12.0107 u
Oxygen : 8. 15.999 u
Neon : 10. 20.1797 u
Sodium : 11. 22.989769 u
Magnesium : 12. 24.305 u
Aluminum : 13. 26.981539 u
Silicon : 14. 28.0855 u
Answer:
Atomic Number. Mass Number
Explanation:
Hydrogen : 1. 1.00784 u
Carbon : 6. 12.0107 u
Oxygen : 8. 15.999 u
Neon : 10. 20.1797 u
Sodium : 11. 22.989769 u
Magnesium : 12. 24.305 u
Aluminum : 13. 26.981539 u
Silicon : 14. 28.0855 u