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1
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0
Which of the following formulae is used to obtain depression in freezing point?

A
$$\Delta T_f=\frac{T_f^{\circ}}{T_f}$$
B
$$\Delta T_f=T_f^{\circ}-T_f$$
C
$$\Delta \mathrm{T}_{\mathrm{f}}-\mathrm{T}_{\mathrm{f}}=\mathrm{T}_{\mathrm{f}}^{\circ}$$
D
$$\Delta T_f=\frac{T_f}{T_f^{\circ}}$$
2
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is vapour pressure of a solution when $$2 \mathrm{~mol}$$ of a non-volatile solute are dissolved in $$20 \mathrm{~mol}$$ of water? $$\left(\mathrm{P}_1^0=32 \mathrm{~mm} \mathrm{Hg}\right)$$

A
$$29.1 \mathrm{~mm} \mathrm{~Hg}$$
B
$$12 \mathrm{~mm} \mathrm{~Hg}$$
C
$$6 \mathrm{~mm} \mathrm{~Hg}$$
D
$$9 \mathrm{~mm} \mathrm{~Hg}$$
3
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

In which of the following salts, the solubility increases appreciably with increase in temperature?

A
KBr
B
NaBr
C
NaCl
D
KCl
4
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the boiling point of 0.5 molal aqueous solution of sucrose if 0.1 molal aqueous solution of glucose boils at 100.16$$^\circ$$C?

A
100.32$$^\circ$$C
B
100.80$$^\circ$$C
C
100.16$$^\circ$$C
D
100.62$$^\circ$$C
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