Answered: Calculate the pH of a carbonate buffer…

Calculate the pH of a carbonate buffer system that contains 0.0065 M HCO3 and 0.0084 M CO32-. The Ka of HCO3- is 4.7 X 10-11.

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter20: Applications Of Oxidation/reduction Titrations

Section: Chapter Questions

Problem 20.4QAP

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Question

Calculate the pH of a carbonate buffer system that contains 0.0065 M HCO₃ and 0.0084 M CO₃^2-. The K_a of HCO₃^-is 4.7 X 10^-11.

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