enzoic acid (HBenz) has a Kvalue of 6.3 × 10-5. You need to prepare a buffer having a pH a of 4.05 from 0.10 M HBenz and 0.10 M NaBenz. How many mL of the NaBenz solution hould you add to 15 mL of the 0.10 M HBenz solution to make your buffer? You must show our work to receive credit.

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Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
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Chapter16: Acid-base Equilibria
Section: Chapter Questions
Problem 16.147QP
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Benzoic acid (HBenz) has a Kvalue of 6.3 × 10¯5. You need to prepare a buffer having a pH
a
of 4.05 from 0.10 M HBenz and 0.10 M NaBenz. How many mL of the NaBenz solution
should you add to 15 mL of the 0.10 M HBenz solution to make your buffer? You must show
your work to receive credit.
Transcribed Image Text:-5 Benzoic acid (HBenz) has a Kvalue of 6.3 × 10¯5. You need to prepare a buffer having a pH a of 4.05 from 0.10 M HBenz and 0.10 M NaBenz. How many mL of the NaBenz solution should you add to 15 mL of the 0.10 M HBenz solution to make your buffer? You must show your work to receive credit.
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