A 250.0 mL sample of 0.4375 M aniline, C6H5NH2 (Kb = 3.8 x 10-10) reacted with 2.250 L of gaseous hydrocyanic acid, HCN (Ka = 6.2 x 10-10) at 25.0°C and 8353.0 mmHg. Assuming the volume of the solution did not change, calculate the pH and concentrations of all species present at equilibrium.

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 57QRT: The pH of a 0.10-M solution of propanoic acid, CH3CH2COOH, a weak organic acid, is measured at...
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A 250.0 mL sample of 0.4375 M aniline, C6H5NH2 (Kb = 3.8 x 10-10) reacted with 2.250 L of gaseous hydrocyanic acid, HCN (Ka = 6.2 x 10-10) at 25.0°C and 8353.0 mmHg. Assuming the volume of the solution did not change, calculate the pH and concentrations of all species present at equilibrium. 

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