1
TG EAPCET 2025 (Online) 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following solution has highest amount of solute?

A

1.0 L of $0.25 \mathrm{M} \mathrm{Na}_2 \mathrm{CO}_3(106 \mathrm{u})$

B

0.25 L of $0.2 \mathrm{M} \mathrm{Na}_2 \mathrm{SO}_4(142 \mathrm{u})$

C

0.5 L of $1.0 \mathrm{M} \mathrm{KMnO}_4(158 \mathrm{u})$

D

0.75 L of $0.5 \mathrm{M}\left(\mathrm{NH}_2\right)_2 \mathrm{CO}(60 \mathrm{u})$

2
TG EAPCET 2025 (Online) 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Observe the following statements

Statement I : The boiling point of 0.1 M urea solution is less than that of 0.1 M KCl solution.

Statement II : Elevation of boiling point is inversely proportional to molar mass of solute.

The correct answer is

A

Both Statements I and II are correct.

B

Statement I is correct, but Statement II is not correct.

C

Statement I is not correct, but Statement II is correct.

D

Both Statement I and II are not correct.

3
TG EAPCET 2024 (Online) 11th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

At 300 K , the vapour pressure of toluene and benzene are 3.63 kPa and 9.7 kPa respectively. What is the composition of vapour in equilibrium with the solution containing 0.4 mole fraction of toluene?

(Assume the solution is ideal)

A
0.40
B
0.60
C
0.80
D
0.20
4
TG EAPCET 2024 (Online) 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
At $T(\mathrm{~K}), 0.1$ mole of a non-volatile solute was dissolved in 0.9 mole of a volatile solvent. The vapour pressure of pure solvent is 0.9 bar. What is the vapour pressure (in bar ) of solution ?
A
0.89
B
0.81
C
0.79
D
0.71

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