1, because Na does not have a number after it.
Sodium hydroxide is NaOH and contains three atoms, one each of sodium, hydrogen and oxygen.
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.
There are 2 atoms (1 sodium, 1 chlorine) in each formula unit of sodium chloride.
Sodium oxide is made up of three atoms: two sodium atoms and one oxygen atom.
3 atoms
0,2 mol sodium contain 1,204.10e23 atoms.
Borax has two sodium atoms.
Sodium hydroxide is NaOH and contains three atoms, one each of sodium, hydrogen and oxygen.
Borax - Na2B4O7 - contain two sodium atoms.
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.
There are 2 atoms (1 sodium, 1 chlorine) in each formula unit of sodium chloride.
6 Na means 6 atoms of Sodium 6 Na means 6 atoms of Sodium
23 g of sodium metal will have 6.023 x 1023 atoms (or 1 mole of atoms)
Sodium oxide is made up of three atoms: two sodium atoms and one oxygen atom.
3 atoms
A formula unit of sodium acetate contain two oxygen atoms.
one sodium and one chlorine