What is the pH of a solution of a strong monoprotic acid like HCl?

Answer and explanation

Correct answer: C. 2

  1. Step 1: For a strong monoprotic acid such as hydrochloric acid (), complete dissociation in aqueous solution yields .
  2. Step 2: Apply the definition of : .
  3. Step 3: Substitute : .
Answer
2.

Practise more Ionic equilibrium.

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