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Question No.3: A. Derive Henderson-Hasselbalch equation for buffers. (4+4) B. Calculate the pH of a buffer solution that is 0.250M in formic acid, HCOOH, and

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Question No.3: A. Derive Henderson-Hasselbalch equation for buffers. (4+4) B. Calculate the pH of a buffer solution that is 0.250M in formic acid, HCOOH, and 0.100M in sodium formate, HOOONa.Ka for formic acid is 1.8104

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