1
MHT CET 2025 25th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the pH of centimolar solution of monoacidic weak base. Which is $10 \%$ dissociated in its aqueous solution?

A
9
B
10
C
11
D
12
2
MHT CET 2025 25th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

A monobasic weak acid dissociates $2 \%$ in its 0.002 M solution. Calculate the dissociation constant of weak acid.

A
$2 \times 10^{-9}$
B
$8 \times 10^{-7}$
C
$6 \times 10^{-7}$
D
$4 \times 10^{-6}$
3
MHT CET 2025 25th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following salts turns blue litmus red in its aqueous solution?

A
KCN
B
$\quad \mathrm{Na}_2 \mathrm{CO}_3$
C
$\mathrm{NaNO}_3$
D
$\mathrm{CuCl}_2$
4
MHT CET 2025 25th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

The solubility product of the sparingly soluble salt $\mathrm{AB}_2$ is $2.56 \times 10^{-10}$ at 298 K . Calculate its solubility in $\mathrm{mol} \mathrm{dm}^{-3}$ at the same temperature?

A
$1 \times 10^{-4}$
B
$2 \times 10^{-4}$
C
$4 \times 10^{-4}$
D
$3 \times 10^{-2}$

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