A?
I think its A but I am not 100% sure.
Answer:
1) alr balanced
2) 2 2 1
3) 2 1 1 2
4) 2 3 2
5) 2 1 2 1
6) 1 6 2 3
7) 2 2 1
8) 1 2 1 2
9) 2 5 4 6
10) 3 1 2
b covalent . A covalent bond holds atoms that share valence electrons
0.0165 (L) * 0.750 (mol/L) = 0.0124 mol NaOH in 16.5 mL
Explanation:
[Ar] 3d¹⁰ 4s¹ there you go