Liquid Solution

Which of the following is CORRECT with respect to the property mentioned against it?

Match List-I (Laws) with the List-II (Mathematical expressions):List-IList-II(a)Henry's law(i)$p_1 = p_1^0 x_1$(b)Raoult's law(ii)$p = K_H \chi$(c)First law of thermodynamics(iii)$\Lambda_m = v_+ \lambda_+ + v_- \lambda_-$(d)Kohlrausch's la...

When $0.0106$ mole of acetic acid was dissolved in $1$ kg of water, the freezing point depression for this strength of acid was $0.0205$ K. If the calculated freezing point depression is $0.0197$ K, Van't Hoff factor (i) and degree of disso...

The relative lowering of vapour pressure produced by dissolving $18$ g of urea (Molar mass $= 60\text{ g mol}^{-1}$) in $100$ g of water is

Variation of solubility with temperature t for a gas in liquid is shown by the following graphs. The correct representation is

If $N_2$ gas is bubbled through water at 293 K , how many moles of $N_2$ gas would dissolve in 1 litre of water? Assume that $\mathrm{N}_2$ exerts a partial pressure of 0.987 bar.
[Given $\mathrm{K}_{\mathrm{H}}$ for $\mathrm{N}_2$ at 293 K...

180 g of glucose, $\mathrm{C}_6 \mathrm{H}_{12} \mathrm{O}_6$, is dissolved in 1 kg of water in a vessel. The temperature at which water boils at 1.013 bar is _________ (given, $\mathrm{K}_{\mathrm{b}}$ for water is $052 \mathrm{~K} \mathrm...

Among the following 0.1 m aqueous solutions, which one will exhibit the lowest boiling point elevation, assuming complete ionization of the compound in solution?

A mixture of phenol and aniline shows negative deviation from Raoult's law. This is due to the formation of

Which one of the following pairs will show positive deviation from Raoult's law?

Vapour pressure of a solution containing 18 g of glucose and 178.2 g of water at $100^{\circ} \mathrm{C}$ is
(Vapour pressure of pure water at $100^{\circ} \mathrm{C}=760$ torr)

For which one of the following mixtures is composition uniform throughout?

A sample of water is found to contain \(5.85 \%\) \(\left(\frac{w}{w}\right)\) of \(A B\) (molecular mass 58.5 ) and \(9.50 \%\) \(\left(\frac{w}{w}\right) X Y_2\) (molecular mass 95). Assuming \(80 \%\) ionisation of \(A B\) and \(60 \%\) ...

The swelling in feet and ankles of an aged person due to sitting continuously for long hours during travel, is reduced by soaking the feet in warm salt water. This is because of

Which of the following colligative properties can provide molar mass of proteins, polymers and colloids with greater precision?

If \(3 \mathrm{~g}\) of glucose (molar mass \(=180 \mathrm{~g}\)) is dissolved in \(60 \mathrm{~g}\) of water at \(15^{\circ} \mathrm{C}\), the osmotic pressure of the solution will be

The rise in boiling point of a solution containing \(1.8 \mathrm{~g}\) of glucose in \(100 \mathrm{~g}\) of solvent is \(0.1^{\circ} \mathrm{C}\). The molal elevation constant of the liquid is

Solubility of a gas in a liquid increases with

The \(K_{\mathrm{H}}\) value (\(\mathrm{K}\) bar) of argon (I), carbondioxide (II), formaldehyde (III) and methane (IV) are respectively \(40.3,167, 1.83 \times 0^{-5}\) and 0.413 at \(298 \mathrm{~K}\). The increasing order of solubility o...

Choose the correct statement.

Henry's law constant for the solubility of \(\mathrm{N}_2\) gas in water at \(298 \mathrm{~K}\) is \(1.0 \times 10^5 \mathrm{~atm}\). The mole fraction of \(\mathrm{N}_2\) in air is 0.8 . The number of moles of \(\mathrm{N}_2\) from air dis...

The vapour pressure of pure liquids \(A\) and \(B\) are 450 and \(700 \mathrm{~mm}\) of \(\mathrm{Hg}\) at \(350 \mathrm{~K}\) respectively. If the total vapour pressure of the mixture is \(600 \mathrm{~mm}\) of \(\mathrm{Hg}\), the composi...

Which of the following pair of solutions is isotonic?

Solute '\(X\)' dimerises in water to the extent of \(80\%\). 2.5g of '\(X\)' in \(100 \mathrm{~g}\) of water increases the boiling point by \(0.3^{\circ} \mathrm{C}\). The molar mass of 'X' is $$[K_b=0.52 \mathrm{~K} \mathrm{~kg} \mathrm{~m...

Solution '\(A\)' contains acetone dissolved in chloroform and solution '\(B\)' contains acetone dissolved in carbon disulphide. The type of deviations from Raoult's law shown by solutions \(A\) and \(B\), respectively are

Relative lowering of vapour pressure of a dilute solution of glucose dissolved in \(1 \mathrm{~kg}\) of water is 0.002 . The molality of the solution is

A non-volatile solute, '\(A\)' tetramerises in water to the extent of \(80 \%.\) \(2 .5 \mathrm{~g}\) of '\(A\)' in \(100 \mathrm{~g}\) of water, lower the freezing point by \(0.3^{\circ} \mathrm{C}\). The molar mass of '\(A\)' in $$\mathrm...

Which of the following aqueous solutions should have the highest boiling point?

Isotonic solutions are solutions having the same

Which of the following aqueous solution has highest freezing point?

The, vant Hoff's factor ' $\boldsymbol{i}$ ' accounts for

When the pure solvent diffuses out of the solution through the semi-permeable membrane then the process is called