What weight of glucose must....... | JEE Main 2023 | Liquid

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JEE MAIN 2023

11-4-2023 S2

Question

What weight of glucose must be dissolved in 100 g of water to lower the vapour pressure by 0.20 mm Hg ? (Assume dilute solution is being formed) Given: Vapour pressure of pure water is 54.2 mm Hg at room temperature. Molar mass of glucose is $180 \mathrm{~g} \mathrm{~mol}^{-1}$.

Select the correct option:

A

4.69 g

B

3.59 g

C

2.59 g

D

3.69 g

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