royamadi royamadi

09-09-2018
Chemistry

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A) Calculate the pH of a 2.0x10-4 M solution of aniline hydrochoride, C6H5NH3Cl.

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Chlidonias Chlidonias

11-09-2018

Given the concentration of aniline hydrochloride is [tex]2.0 *10^{-4} M[/tex]

Aniline hydrochloride is the conjugate acid of aniline a weak base.

pH can be calculated from [tex]pK_{a}[/tex] anilinium ion the conjugate acid of aniline.

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Ajiduah1 Ajiduah1

27-04-2020

Answer: pH = 3.69

Explanation:

The pH of a solution of Aniline Hydrochoride can be calculated using the following mathematical expression :

pH = -log [H+]

= -log [2.0x10-4 M]

= 4 - 0.3010

pH of aniline hydrochoride solution = 3.69

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