1
MHT CET 2026 20th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
A weak monobasic acid is $4\%$ dissociated in $0.05$ M solution. What is percent dissociation in $0.1$ M solution ?
A
$5.715\%$
B
$8.516\%$
C
$2.828\%$
D
$4.620\%$
2
MHT CET 2026 19th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
Calculate the $[\text{H}_3\text{O}^+]$ if pH of the solution is $4.25$
A
$6.123 \times 10^{-5}$ M
B
$5.623 \times 10^{-5}$ M
C
$4.508 \times 10^{-5}$ M
D
$4.085 \times 10^{-5}$ M
3
MHT CET 2026 19th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
If $[\text{H}_3\text{O}^+]$ of a solution is $1 \times 10^{-4}$. What is the value of pOH at $298\,\text{K}$ ?
A
$4$
B
$10$
C
$12$
D
$14$
4
MHT CET 2026 19th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
Calculate the molar concentration of weak monobasic acid if $K_a = 1.8 \times 10^{-5}$ and degree of dissociation is $0.01$ ?
A
$1.8 \times 10^{-1}$
B
$1.8 \times 10^{-2}$
C
$5.55 \times 10^{-3}$
D
$5.55 \times 10^{-4}$

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