HC5H4NCOO(aq) + H2O(l) -----> <------ H3O+ (aq) + C5H4NCOO- (aq) Niacin, HC5H4NCOO, ionizes in water according to the equation above. (Ka = 1.60 x 10-5 ) a. Write the equilibrium-constant expression, Ka, for the reaction b. Calculate the pH of a 0.0100M solution of Niacin. pH = __________ c. Calculate the hydroxide ion concentration, [OH- ], in the solution. [OH- ]= ________
HC5H4NCOO(aq) + H2O(l) -----> <------ H3O+ (aq) + C5H4NCOO- (aq) Niacin, HC5H4NCOO, ionizes in water according to the equation above. (Ka = 1.60 x 10-5 ) a. Write the equilibrium-constant expression, Ka, for the reaction b. Calculate the pH of a 0.0100M solution of Niacin. pH = __________ c. Calculate the hydroxide ion concentration, [OH- ], in the solution. [OH- ]= ________
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter16: Principles Of Chemical Reactivity: The Chemistry Of Acids And Bases
Section: Chapter Questions
Problem 127SCQ
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HC5H4NCOO(aq) + H2O(l) -----> <------ H3O+ (aq) + C5H4NCOO- (aq)
Niacin, HC5H4NCOO, ionizes in water according to the equation above. (Ka = 1.60 x 10-5 )
a. Write the equilibrium-constant expression, Ka, for the reaction
b. Calculate the pH of a 0.0100M solution of Niacin.
pH = __________
c. Calculate the hydroxide ion concentration, [OH- ], in the solution.
[OH- ]= ________
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