MHT-CET

15. Solutions question bank (Chemistry)

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Q1.

Identify the correct statement from the following properties.

(A)

Osmosis is a colligative property.

(B)

The vapour pressure of a solution containing a non-volatile solute is lower than that of the pure solvent at any given temperature.

(C)

The osmotic pressure of $0.1 \ M$ $NaCl$ solution is lower than $0.1 \ M$ sucrose solution.

(D)

The boiling point of a solution containing a non-volatile solute is lower than that of the pure solvent.

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Q2.

Calculate the percent dissociation of $0.02 \ m$ solution if its freezing point depression is $0.046 \ K$. $\left[K_{f} \text{ for water } = 1.86 \ K \ kg \ mol^{-1} ; n=2\right]$ (in $\%$)

(A)

$12.3$

(B)

$23.6$

(C)

$35.00$

(D)

$48.1$

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