1
MHT CET 2023 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-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 $$=0.346 \mathrm{~bar}]$$

A
$$0.081 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{bar}^{-1}$$
B
$$0.075 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{bar}^{-1}$$
C
$$0.093 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{bar}^{-1}$$
D
$$0.049 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{bar}^{-1}$$
2
MHT CET 2023 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-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 $$1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$.

A
$$160 \mathrm{~g} \mathrm{~mol}^{-1}$$
B
$$172 \mathrm{~g} \mathrm{~mol}^{-1}$$
C
$$186 \mathrm{~g} \mathrm{~mol}^{-1}$$
D
$$198 \mathrm{~g} \mathrm{~mol}^{-1}$$
3
MHT CET 2023 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What type of following solutions is the gasoline?

A
Liquid as solute and liquid as solvent
B
Liquid as solute and solid as solvent
C
Solid as solute and liquid as solvent
D
Gas as solute and liquid as solvent
4
MHT CET 2023 14th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the relative lowering of vapour pressure if the vapour pressure of benzene and vapour pressure of solution of non-volatile solute in benzene are $$640 \mathrm{~mmHg}$$ and $$590 \mathrm{~mmHg}$$ respectively at same temperature.

A
0.078
B
0.175
C
0.061
D
0.092
MHT CET Subjects
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Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12