Question

Calculate the number of atoms is which of the following average atomic mass N=14u s=32 a.0.4 moles of nitrogen b.1.6g of sulphur

Answer 1

Answer:

a) Each mole has Avogadro No. of atoms

o.4 moles will have 0.4 x A.N atoms.

b) 32 gms   A.N atoms

   1.6 gms   1.6/3.2 x A.N atoms = A.N/20 atoms.