What is the pH of a 10^-3 mol/L solution of a strong base like NaOH at 25 degrees Celsius?
Answer and explanation
Correct answer: A. 11
- Step 1: [OH-] = 10^-3, so pOH = 3.
- Step 2: pH = 14 - 3 = 11.
Answer
11.
Why not the others: 3, 12 and -3 do not fit.
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