1
MHT CET 2023 9th May Morning Shift
+1
-0

$$0.2 ~\mathrm{M}$$ aqueous solution of glucose has osmotic pressure 4.9 atm at $$300 \mathrm{~K}$$. What is the concentration of glucose if it has osmotic pressure $$1.5 \mathrm{~atm}$$ at same temperature?

A
$$0.03 \mathrm{~M}$$
B
$$0.04 \mathrm{~M}$$
C
$$0.05 \mathrm{~M}$$
D
$$0.06 \mathrm{~M}$$
2
MHT CET 2023 9th May Morning Shift
+1
-0

A solution of nonvolatile solute is obtained by dissolving $$3.5 \mathrm{~g}$$ in $$100 \mathrm{~g}$$ solvent has boiling point elevation $$0.35 \mathrm{~K}$$. Calculate the molar mass of solute.

(Molal elevation constant $$=2.5 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$ )

A
$$270 \mathrm{~g} \mathrm{~mol}^{-1}$$
B
$$260 \mathrm{~g} \mathrm{~mol}^{-1}$$
C
$$250 \mathrm{~g} \mathrm{~mol}^{-1}$$
D
$$240 \mathrm{~g} \mathrm{~mol}^{-1}$$
3
MHT CET 2022 11th August Evening Shift
+1
-0

Calculate the solubility of a gas in water at $$0.8 \mathrm{~atm}$$ and $$25^{\circ} \mathrm{C}$$.

[Henry's law constant is $$6.85 \times 10^{-4} \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{~atm}^{-1}$$ ]

A
$$2.74 \times 10^{-4} \mathrm{~mol} \mathrm{~dm}^{-3}$$
B
$$3.94 \times 10^{-4} \mathrm{~mol} \mathrm{~dm}^{-3}$$
C
$$6.85 \times 10^{-4} \mathrm{~mol} \mathrm{~dm}^{-3}$$
D
$$5.48 \times 10^{-4} \mathrm{~mol} \mathrm{~dm}^{-3}$$
4
MHT CET 2022 11th August Evening Shift
+1
-0

Identify the concentration of the solution from following so that values of ,$$\Delta \mathrm{T}_{\mathrm{f}}$$ and $$\mathrm{K}_{\mathrm{f}}$$ are same.

A
$$1 \mathrm{~m}$$
B
$$1 \mathrm{~M}$$
C
$$1 \mathrm{~N}$$
D
$$\frac{\mathrm{N}}{10}$$
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Medical
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