Liquid Solution · Chemistry · BITSAT
MCQ (Single Correct Answer)
A 1 molar aqueous solution of magnesium nitrate is $40 \%$ dissociated at 298 K . Calculate the osmotic pressure of the solution. $\left(R=0.0821 \mathrm{~L} \mathrm{~atm} \mathrm{~mol}^{-1} \mathrm{~K}^{-1}\right)$
0.1 m of urea and 0.05 m of $\mathrm{CaCl}_2$ are dissolved separately in equal volumes of water. Which solution will have higher elevation in boiling point?
The relative lowering of vapour pressure of a dilute aqueous solution containing non-volatile solute is 0.0125. The molality of the solution is about
The molar heat of vaporisation of water at 100$$^\circ$$C is 40.585 kJ/mol. The temperature at which a solution containing 5.60 g of Al2(SO4)3 per 1000 g of water boil is __________. (Assuming the degree of ionisation of salt to be 1).