MHT CET 2024 2nd May Morning Shift | Liquid Solution Question 47 | Chemistry

A solution of non volatile solute is obtained by dissolving 2 g in 50 g benzene. Calculate the vapour pressure of solution if vapour pressure of pure benzene is 640 mmHg at $25^{\circ} \mathrm{C}$. [mol. mass of benzene $=78 \mathrm{~g} \mathrm{~mol}^{-1}$, mol. mass of solute $\left.=64 \mathrm{~g} \mathrm{~mol}^{-1}\right]$

600.21 mm Hg

604.52 mm Hg

608.64 mm Hg

612.83 mm Hg

MHT CET 2023 14th May Evening Shift

MCQ (Single Correct Answer)

-0

What is Henry's law constant of a gas if solubility of gas in water at $$25^{\circ} \mathrm{C}$$ is $$0.028 \mathrm{~mol} \mathrm{~dm}^{-3}$$ ?

[Partial pressure of gas $$=0.346 \mathrm{~bar}]$$

$$0.081 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{bar}^{-1}$$

$$0.075 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{bar}^{-1}$$

$$0.093 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{bar}^{-1}$$

$$0.049 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{bar}^{-1}$$

MHT CET 2023 14th May Evening Shift

MCQ (Single Correct Answer)

-0

A solution of nonvolatile solute is obtained by dissolving $$15 \mathrm{~g}$$ in $$200 \mathrm{~mL}$$ water has depression in freezing point $$0.75 \mathrm{~K}$$. Calculate the molar mass of solute if cryoscopic constant of water is $$1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$.

$$160 \mathrm{~g} \mathrm{~mol}^{-1}$$

$$172 \mathrm{~g} \mathrm{~mol}^{-1}$$

$$186 \mathrm{~g} \mathrm{~mol}^{-1}$$

$$198 \mathrm{~g} \mathrm{~mol}^{-1}$$

MHT CET 2023 14th May Evening Shift

MCQ (Single Correct Answer)

-0

What type of following solutions is the gasoline?

Liquid as solute and liquid as solvent

Liquid as solute and solid as solvent

Solid as solute and liquid as solvent

Gas as solute and liquid as solvent

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