Determine the pH of the solution (to 2 decimal points) after the addition of 25.7 mL of 0.0103 M calcium hydroxide (Ca(OH)2) to 719 mL of 0.0173 M pyridinium chloride (C5H5NHCl).Assume that the volumes are additive and that the 5% approximation is valid.pKa = 5.25

No of moles of C5H5NH+ = 719mL×0.0173mmolmL=12.43 mmol No of moles of OH- added= 25.7mL×0.0103…

Answered: Determine the pH of the solution (to 2…

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter14: Acids And Bases

Section: Chapter Questions

Problem 98QRT: Does the pH of the solution increase, decrease, or stay the same when you (a) Add solid sodium...

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Determine the pH of the solution (to 2 decimal points) after the addition of 25.7 mL of 0.0103 M calcium hydroxide (Ca(OH)₂) to 719 mL of 0.0173 M pyridinium chloride (C₅H₅NHCl).
Assume that the volumes are additive and that the 5% approximation is valid.

pKa = 5.25

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