While sodium chloride
and sugar dissolve readily in water, naphthalene and anthracene do
not On the other hand, naphthalene and anthracene dissolve readily in
benzene but sodium chloride and sugar do not It is observed that
polar solutes dissolve in polar solvents and non polar solutes in non-
polar solvents In general, a solute dissolves in a solvent if the
intermolecular interactions are similar in the two or we may say like
dissolves like