Answer:
C
Explanation:
The substance would be classified as neutral, so C.
As the O3 suggests, the Ozone molecule is made up of 3 Oxygen atoms.
The answer is B, Let me know if you get it right!
Answer: 368 grams of sodium reacted.
Explanation:
The balanced reaction is :

According to stoichiometry :
2 moles of
are formed from = 2 moles of 
Thus 16 moles of
are formed from=
of 
Mass of 
Thus 368 grams of sodium reacted.