Answer:
7
Explanation:
The mass number is neutrons plus protons
Always. You never know what kind of chemical you’re dealing with and how powerful it is.
The <span>covalent bonds are predicted for each atom are :
</span>(a)F = 1
(b) Si = 4
(c) Br = 1
(d) O = 2
(e) P = 3
(f) S = 2