Answer: 4 moles of
Explanation: The given compound is an ionic compound formed by combination of sodium as a metal and sulphite as polyatomic anion.
It is formed by the combination of and .
Thus 1 mole of contains 2 atoms of sodium, 1 atom of sulphur and 3 atoms of oxygen.
The 4 represents that 4 moles of are present which contains 8 atoms of sodium, 4 atom of sulphur and 12 atoms of oxygen.
The answer is A. Proton. Protons have the opposite charge to electrons, which have negative charges.
H2 or H:H
hope this helps
What are the answers
Matter is made of mass
I think it's the last one