Answer :
6.022x 10^23 is Avogadro’s number. You use this when you have one mol of a molecule, atom, or formula unit.
Multiply everything on the top = 1.31 x 10^24
Multiply everything in the bottom = 1
Divide top and bottom = 1.31 x 10^24
Multiply everything on the top = 1.31 x 10^24
Multiply everything in the bottom = 1
Divide top and bottom = 1.31 x 10^24
