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      Question

      The PH of an aqueous solution of a salt is 4.5. Which of

      the following about this salt is true?
      A It is a salt of a weak acid and a strong base. Correct Answer Incorrect Answer
      B It is a salt of a strong acid and a weak base. Correct Answer Incorrect Answer
      C It is a salt of a weak acid and a weak base. Correct Answer Incorrect Answer
      D It is a salt of a strong acid and a strong base. Correct Answer Incorrect Answer

      Solution

      The correct answer is B

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