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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