Question:
Which of the following binary mixtures will have the same composition in the liquid
and vapour phase?
(i) Benzene – Toluene
(ii) Water-Nitric acid
(iii) Water-Ethanol
(iv) n-Hexane – n-Heptane
Solution:
Option (ii) Water-Nitric acid and (iii) Water-Ethanol are the answers.