MHT CET (PCB) 2025 9th April Evening Shift | Liquid Solution Question 3 | Chemistry

Calculate cryoscopic constant of solvent if 2 g solute having molar mass $80 \mathrm{~g} \mathrm{~mol}^{-1}$ dissolved in 75 g solvent decreases its freezing point by 0.4 K .

$1.2 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$

$1.6 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$

$2.1 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$

$2.5 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$

MHT CET (PCB) 2025 9th April Morning Shift

MCQ (Single Correct Answer)

-0

The osmotic pressure of equimolar concentration of $\mathrm{CaCl}_2$ and urea at same temperature are 0.6 atm and 0.25 atm respectively. Calculate van't Hoff factor for $\mathrm{CaCl}_2$.

2.0

2.4

2.7

3.0

MHT CET (PCB) 2025 9th April Morning Shift

MCQ (Single Correct Answer)

-0

Calculate the molal elevation constant of water if boiling point of 0.7 m solution of non volatile solute is 373.5 K .

[Boiling point of water $=373.15 \mathrm{~K}$ ]

$0.4 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$

$0.25 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$

$0.5 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$

$0.60 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$

MHT CET (PCB) 2025 9th April Morning Shift

MCQ (Single Correct Answer)

-0

What type of solution is the benzoic acid in benzene?

Solid as solvent and solid as solute.

Liquid as solvent and solid as solute.

Solid as solvent and liquid as solute.

Liquid as solute and liquid as solvent.

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