The formula is NaCl; therefore, the formula has one sodium atom.
A formula unit of sodium acetate contain two oxygen atoms.
There are 2 atoms (1 sodium, 1 chlorine) in each formula unit of sodium chloride.
There are two sodium atoms in each molecule of Na2O, as indicated by the subscript immediately after the symbol for sodium atoms in the formula.
The compound sodium acetate is C2H3NaO2, so each formula unit has 2 oxygen atoms.
Common table salt is Sodium Chloride ( NaCl ) and has no hydrogen atoms.
The chemical formula of table salt (sodium chloride) is NaCl; the ratio is 1.
A formula unit of sodium acetate contain two oxygen atoms.
2, the formula is Na2CO3
There are 2 atoms (1 sodium, 1 chlorine) in each formula unit of sodium chloride.
There are two sodium atoms in each molecule of Na2O, as indicated by the subscript immediately after the symbol for sodium atoms in the formula.
The formula unit of NaCl (sodium chloride) contain 2 atoms.
NaCl is the formula unit of sodium chloride (halite, rock salt, table salt, plain salt, common salt, edible salt etc.). NaCl has 2 atoms in the formula unit.
The compound sodium acetate is C2H3NaO2, so each formula unit has 2 oxygen atoms.
7 atoms.
Only one sodium atom in the formula unit of sodium chloride.
2 atoms. NaCl
For sodium chloride the term formula unit is more adequate than molecule; and the formula unit has two atoms.