2 g nonelectrolyte solute when dissolved in 50 g water increases its boiling point by 0.13 K.
Calculate the molar mass of solute if molal elevation constant of water is 0.52 K kg mol$^{-1}$

Which of the following aqueous solutions will show maximum vapour pressure at 300K?

Identify a pair of gases from following that does not obey Henry's law.

Calculate the molar conductivity of 0.2 M KCl solution at 298 K ($k = 0.0248 \ \Omega^{-1}$cm$^{-1}$)