Question:
What is the pH of a 0.001 M HCl solution?
What is the pH of a 0.001 M HCl solution?
Updated On: Mar 18, 2026
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The Correct Option is A
Solution and Explanation
Step 1: Use pH formula for strong acids:
\[
\text{pH} = -\log[H^+]
\]
Step 2: Given concentration of HCl = 0.001 M = 10^{-3}
\[
\text{pH} = -\log(10^{-3}) = 3
\]
\[
\boxed{\text{pH} = 3}
\]
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