Question

How many moles of nitrogen are contained in 1.61 x 10^24

Answer 1

1.61 x 10^24 atoms?

You need to use Avogadros number 6.022x10^23 atoms

1.61x10^24 atoms x 1 mole/6.022x10^23 atoms = 0.2674x10^1 moles
= 2.674 moles of Nitrogen