MHT CET 2023 11th May Evening Shift | Liquid Solution Question 65 | Chemistry

Calculate osmotic pressure of $$0.2 \mathrm{~M}$$ aqueous $$\mathrm{KCl}$$ solution at $$0^{\circ} \mathrm{C}$$ if van't Hoff factor for $$\mathrm{KCl}$$ is 1.83. $$\left[\mathrm{R}=0.082 \mathrm{~dm}^3 \mathrm{~atm} \mathrm{~mol}^{-1} \mathrm{~K}^{-1}\right]$$

$$8.2 \mathrm{~atm}$$

$$9.4 \mathrm{~atm}$$

$$10.6 \mathrm{~atm}$$

$$6.5 \mathrm{~atm}$$

MHT CET 2023 11th May Morning Shift

MCQ (Single Correct Answer)

-0

If $$\mathrm{K}_{\mathrm{b}}$$ denote molal elevation constant of water, then boiling point of an aqueous solution containing $$36 \mathrm{~g}$$ glucose (molar mass $$=180$$ ) per $$\mathrm{dm}^3$$ is:

$$\left(100+\mathrm{K}_{\mathrm{b}}\right)^{\circ} \mathrm{C}$$

$$\left(100+2 \mathrm{~K}_{\mathrm{b}}\right)^{\circ} \mathrm{C}$$

$$\left(100+\frac{\mathrm{K}_{\mathrm{b}}}{10}\right){ }^{\circ} \mathrm{C}$$

$$\left(100+\frac{2 \mathrm{~K}_{\mathrm{b}}}{10}\right){ }^{\circ} \mathrm{C}$$

MHT CET 2023 11th May Morning Shift

MCQ (Single Correct Answer)

-0

What is vapour pressure of a solution containing $$1 \mathrm{~mol}$$ of a nonvolatile solute in $$36 \mathrm{~g}$$ of water $$\left(\mathrm{P}_1^0=32 \mathrm{~mm} \mathrm{~Hg}\right)$$ ?

$$8.14 \mathrm{~mm} \mathrm{~Hg}$$

$$12.31 \mathrm{~mm} \mathrm{~Hg}$$

$$16.08 \mathrm{~mm} \mathrm{~Hg}$$

$$21.44 \mathrm{~mm} \mathrm{~Hg}$$

MHT CET 2023 11th May Morning Shift

MCQ (Single Correct Answer)

-0

Which among following salts shows decrease in solubility with increase in temperature?

$$\mathrm{Na}_2 \mathrm{SO}_4$$

$$\mathrm{KNO}_3$$

$$\mathrm{NaNO}_3$$

$$\mathrm{KBr}$$

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