MHT CET 2021 20th September Evening Shift | Liquid Solution Question 157 | Chemistry

Henry's law constant for $$\mathrm{CH}_3 \mathrm{Br}$$ is $$0.16 \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{bar}^{-1}$$ at $$298 \mathrm{~K}$$. What pressure is required to have solubility of $$0.08 \mathrm{~mol} \mathrm{~L}^{-1}$$ ?

$$0.24 \mathrm{~bar}$$

$$1.6 \mathrm{~bar}$$

$$0.5 \mathrm{~bar}$$

$$4.0$$ bar

MHT CET 2021 20th September Morning Shift

MCQ (Single Correct Answer)

-0

Which of the following solutions does not flow in either direction, when separated by semipermeable membrane? (Molar mass : glucose = 180, urea = 60)

18 g urea dm$$^{-3}$$ and 18 g glucose dm$$^{-3}$$

6 g urea dm$$^{-3}$$ and 36 g glucose dm$$^{-3}$$

6 g urea dm$$^{-3}$$ and 24 g glucose dm$$^{-3}$$

12 g urea dm$$^{-3}$$ and 36 g glucose dm$$^{-3}$$

MHT CET 2021 20th September Morning Shift

MCQ (Single Correct Answer)

-0

A solution of 6 g of solute in 100 g of water boils at 100.52$$^\circ$$C. The molal elevation constant of water is 0.52 K kg mol$$^{-1}$$. What is molar mass of solute?

60 g mol$$^{-1}$$

120 g mol$$^{-1}$$

90 g mol$$^{-1}$$

180 g mol$$^{-1}$$

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