Answer: 2.409 x 10^24 atoms of nitrogen
Explanation:
According to Avogadro
1 mole of any substance = 6.023 x10 ^23 atoms or molecules
1 molecules of N2O has 2 Nitrogen atoms
Number of mol of Nitrogen atom = 2 X number of moles of N2O
= 2 X 2.0 moles
= 4 moles
Number of atomns = number of moles x avogadro number
Number of atomns= 4.0 x 6.023 x 10 ^23= 2.409 x 10^24 atoms of nitrogen