A buffered solution containing dissolved aniline, C. H₂NH₂, and aniline hydrochloride, C6H, NH, Cl, has a pH of 5.64. A. Determine the concentration of C,H, NH3 in the solution if the concentration of C H₂NH₂ is 0.230 M. The pK, of aniline is 9.13. [CH_NH;] ΔpH = | 7.5 7.45 x107 B. Calculate the change in pH of the solution, ApH, if 0.351 g NaOH is added to the buffer for a final volume of 1.65 L. Assume that any contribution of NaOH to the volume is negligible. Incorrect Incorrect M

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Chapter16: Acid-base Equilibria
Section: Chapter Questions
Problem 16.131QP: A quantity of 0.25 M sodium hydroxide is added to a solution containing 0.15 mol of acetic acid. The...
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A buffered solution containing dissolved aniline, C, H,NH₂, and aniline hydrochloride, C, H,NH, Cl, has a pH of 5.64.
A. Determine the concentration of CH, NH3 in the solution if the concentration of C, H,NH, is 0.230 M. The pK, of aniline
is 9.13.
[CH_NH;] =
ApH:
=
B. Calculate the change in pH of the solution, ApH, if 0.351 g NaOH is added to the buffer for a final volume of 1.65 L. Assume
that any contribution of NaOH to the volume is negligible.
7.5
7.45 x10-5
Incorrect
Incorrect
M
Transcribed Image Text:A buffered solution containing dissolved aniline, C, H,NH₂, and aniline hydrochloride, C, H,NH, Cl, has a pH of 5.64. A. Determine the concentration of CH, NH3 in the solution if the concentration of C, H,NH, is 0.230 M. The pK, of aniline is 9.13. [CH_NH;] = ApH: = B. Calculate the change in pH of the solution, ApH, if 0.351 g NaOH is added to the buffer for a final volume of 1.65 L. Assume that any contribution of NaOH to the volume is negligible. 7.5 7.45 x10-5 Incorrect Incorrect M
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