1
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1

Mass of glucose $$(\mathrm{C}_6 \mathrm{H}_{12} \mathrm{O}_6)$$ required to be dissolved to prepare one litre of its solution which is isotonic with $$15 \mathrm{~g} \mathrm{~L}^{-1}$$ solution of urea $$(\mathrm{NH}_3 \mathrm{CONH}_2)$$ is (Given: Molar mass in $$\mathrm{g} \mathrm{mol}^{-1} \mathrm{C}: 12, \mathrm{H}: 1, \mathrm{O}: 16, \mathrm{~N}: 14$$)

A
55 g
B
15 g
C
30 g
D
45 g
2
NEET 2024
MCQ (Single Correct Answer)
+4
-1

The Henry's law constant $$(\mathrm{K}_{\mathrm{H}})$$ values of three gases $$(\mathrm{A}, \mathrm{B}, \mathrm{C})$$ in water are $$145, 2 \times 10^{-5}$$ and $$35 \mathrm{~kbar}$$ respectively. The solubility of these gases in water follow the order:

A
B > A > C
B
B > C > A
C
A > C > B
D
A > B > C
3
NEET 2024
MCQ (Single Correct Answer)
+4
-1

The plot of osmotic pressure (П) vs concentration $$(\mathrm{mol} \mathrm{~L}^{-1})$$ for a solution gives a straight line with slope $$25.73 \mathrm{~L} \mathrm{~bar} \mathrm{~mol}^{-1}$$. The temperature at which the osmotic pressure measurement is done is

(Use $$\mathrm{R}=0.083 \mathrm{~L} \mathrm{~bar} \mathrm{~mol}^{-1} \mathrm{~K}^{-1}$$)

A
$$37^{\circ} \mathrm{C}$$
B
$$310^{\circ} \mathrm{C}$$
C
$$25.73^{\circ} \mathrm{C}$$
D
$$12.05^{\circ} \mathrm{C}$$
4
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

Which amongst the following aqueous solution of electrolytes will have minimum elevation in boiling point? Choose the correct option :-

A
0.05 M NaCl
B
0.1 M KCl
C
0.1 M MgSO$$_4$$
D
1 M NaCl
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