Question 2 You mix together a buffer solution with 0.076 moles of HA and 0.078 moles of NaA which separates into Na+ and A- (the conjugate base of HA) in a 50 mL volumetric flask. Determine the expected pH of your buffer solution if the pKa of your acid is 8.551. Express your answer to three decimal places (X.XXX),

Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter15: Acid-base Equilibria
Section: Chapter Questions
Problem 2ALQ: A friend asks the following: Consider a buffered solution made up of the weak acid HA and its salt...
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Question 2
You mix together a buffer solution with 0.076 moles of HA and 0.078 moles of NaA
which separates into Na+ and A- (the conjugate base of HA) in a 50 mL volumetric
flask. Determine the expected pH of your buffer solution if the pKa of your acid is
8.551. Express your answer to three decimal places (X.XXX).
Transcribed Image Text:Question 2 You mix together a buffer solution with 0.076 moles of HA and 0.078 moles of NaA which separates into Na+ and A- (the conjugate base of HA) in a 50 mL volumetric flask. Determine the expected pH of your buffer solution if the pKa of your acid is 8.551. Express your answer to three decimal places (X.XXX).
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