Question

the difference in the molecular masses of the two adjacent homeo logos in 14 you why and how

Answer 1

(i) Molecular mass :

In term of molecular mass each successive member in a homologous series differ by molecular mass of 14 Dalton by the preceding member.

(ii) Number of atoms :

There is a difference of one carbon atom and two hydrogen atom between two consecutive members of homologous series that is of one CH2 molecule or three atoms.