Question

Calculate the number of moles of nitrogen atom in 56 g of nitrogen dioxide

Answer 1

Nitrogen dioxide goes by formula of NO2 .

GMM of N02 is = 14+2(16)

= 46g

No. of moles of NO2 in 56g is = (56/46)

Therefore no. of moles of N = 1(56/46)

Therefore no. of moles of O = 2(56/46)