Question

Calcuate the number of particles in
(i) 16g of oxygen molecules
(ii)172g of water molecules
(iii) 52g of helium​

Answer 1

Answer:

Calculate the following, present in 16 g of O2 .(a) The number of moles (b) Number of molecules(c) Number of gram atoms(d) Number of atoms(e) volume occupied ...

Molecular weight of oxygen is 32.Thus the number of moles present in 16 g of O2 will be 0.5Number of molecules present will be 0.5NA Number of gram atoms ...