Consider the titration of a 40.00 mL sample of aqueous dimethylamine, (CH3)2NH, with 0.170 MM HCl. It took 41.00 mL of titrant to reach the equivalence point. a.) Write the balanced net ionic equation for the neutralization reaction that occurs in this titration. b.) Calculate the equilibrium constant for the neutralization reaction. c.) Calculate the initial concentration of dimethylamine. d.) Calculate the pH of the solution after 25.00 mL of titrant has been added. e.) Calculate the pH of the solution after 55.00 mL of titrant has been added. f.) Calculate the pH of the solution at the equivalence point.
Consider the titration of a 40.00 mL sample of aqueous dimethylamine, (CH3)2NH, with 0.170 MM HCl. It took 41.00 mL of titrant to reach the equivalence point. a.) Write the balanced net ionic equation for the neutralization reaction that occurs in this titration. b.) Calculate the equilibrium constant for the neutralization reaction. c.) Calculate the initial concentration of dimethylamine. d.) Calculate the pH of the solution after 25.00 mL of titrant has been added. e.) Calculate the pH of the solution after 55.00 mL of titrant has been added. f.) Calculate the pH of the solution at the equivalence point.
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter14: Equilibria In Acid-base Solutions
Section: Chapter Questions
Problem 47QAP: A 0.4000 M solution of nitric acid is used to titrate 50.00 mL of 0.237 M barium hydroxide. (Assume...
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Consider the titration of a 40.00 mL sample of aqueous dimethylamine, (CH3)2NH, with 0.170 MM HCl. It took 41.00 mL of titrant to reach the equivalence point.
a.) Write the balanced net ionic equation for the neutralization reaction that occurs in this titration.
b.) Calculate the equilibrium constant for the neutralization reaction.
c.) Calculate the initial concentration of dimethylamine.
d.) Calculate the pH of the solution after 25.00 mL of titrant has been added.
e.) Calculate the pH of the solution after 55.00 mL of titrant has been added.
f.) Calculate the pH of the solution at the equivalence point.
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