Chemistry, 12.03.2020 01:53 adrian08022
A buffered solution containing dissolved aniline, C 6 H 5 NH 2 , and aniline hydrochloride, C 6 H 5 NH 3 Cl , has a pH of 5.34 . A. Determine the concentration of C 6 H 5 NH 3 in the solution if the concentration of C 6 H 5 NH 2 is 0.245 M. The p K b of aniline is 9.13.
Answers: 2
is, 0.0830 M
= 0.245 M
![pOH=pK_b+\log \frac{[Salt]}{[Base]}](/tpl/images/0544/0242/ac570.png)
![pOH=pK_b+\log \frac{[C_6H_5NH_3^+]}{[C_6H_5NH_2]}](/tpl/images/0544/0242/af8e2.png)
![8.66=9.13+\log (\frac{[C_6H_5NH_3^+]}{0.245})](/tpl/images/0544/0242/99488.png)
![[C_6H_5NH_3^+]=0.0830M](/tpl/images/0544/0242/f1802.png)
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A buffered solution containing dissolved aniline, C 6 H 5 NH 2 , and aniline hydrochloride, C 6 H 5...
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