Chemistry-(general)
NEET Chemistry (general) MCQ Question
Type: MCQ-numerical-Easy-Class 11
If the ionization constant (Ka) of a monobasic acid is 3.2 × 10^-4, and its concentration is 0.02 M, what is the pH of the solution?
A
42
B
00
C
50
D
60
Correct Answer
Option A
Detailed Explanation
Using the formula pH = -log[H+], where [H+] is derived from the square root of (Ka * concentration), substituting the values gives pH ≈ 2.42.
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