1
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A solution of $$8 \mathrm{~g}$$ of certain organic compound in $$2 ~\mathrm{dm}^3$$ water develops osmotic pressure $$0.6 \mathrm{~atm}$$ at $$300 \mathrm{~K}$$. Calculate the molar mass of compound. [R = 0.082 atm dm$$^3$$ K$$^{-1}$$ mol$$^{-1}$$]

A
$$148 \mathrm{~g} \mathrm{~mol}^{-1}$$
B
$$164 \mathrm{~g} \mathrm{~mol}^{-1}$$
C
$$172 \mathrm{~g} \mathrm{~mol}^{-1}$$
D
$$180 \mathrm{~g} \mathrm{~mol}^{-1}$$
2
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from the following compound solutions in water of equal concentration has electrical conductivity nearly same as distilled water?

A
Urea
B
Sodium chloride
C
Sodium hydroxide
D
Acetic acid
3
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A solution of nonvolatile solute is obtained by dissolving $$1 \mathrm{~g}$$ in $$100 \mathrm{~g}$$ solvent, decreases its freezing point by $$0.3 \mathrm{~K}$$. Calculate cryoscopic constant of solvent if molar mass of solute is $$60 \mathrm{~g} \mathrm{~mol}^{-1}$$.

A
$$1.0 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$
B
$$1.4 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$
C
$$2.4 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$
D
$$1.8 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$
4
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following gases exhibits very low solubility in water at room temperature?

A
$$\mathrm{O}_2$$
B
$$\mathrm{CO}_2$$
C
$$\mathrm{NH}_3$$
D
$$\mathrm{HCl}$$
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