What is the pH of a solution of the strong base NaOH?

Answer and explanation

Correct answer: C. 11

  1. Step 1: Sodium hydroxide () is a strong base that dissociates completely in water, giving a hydroxide ion concentration .
  2. Step 2: Determine the using .
  3. Step 3: Use the water autoionization relation at , , to find .
Answer
11.

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