A Weak Acid Is Titrated with a Strong Base to the Equivalence

question 22

Multiple Choice

A weak acid is titrated with a strong base to the equivalence point.The pH of the resulting solution is found to be 9.18.The pK_a of the acid is

• A) 9.18.
• B) 7.00.
• C) 4.59.
• D) 2.50.
• E) 6.28.

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