For H2CO3, pKa1-6.35 and pKa2=10.33. If the pH of an aqueous solution initially containing 0.10 M Na2CO3 has been adjusted to 9.00, what is the concentration of CO3 in this solution? OA. 0.00036 M O B. 0.0044 M OC. 0.0012 M OD.0.056 M

For H2CO3, pKa1-6.35 and pKa2=10.33. If the pH of an aqueous solution initially containing 0.10 M Na2CO3 has been adjusted to 9.00, what is the concentration of CO3 in this solution? OA. 0.00036 M O B. 0.0044 M OC. 0.0012 M OD.0.056 M

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter14: Acid- Base Equilibria

Section: Chapter Questions

Problem 1ALQ: What are the major species in solution after NaHSO4 is dissolved in water? What happens to the pH of...

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Question

For H2CO3, pKa1=6.35 and pKa2=10.33. If the pH of an aqueous solution initially containing
0.10 M Na2CO3 has been adjusted to 9.00, what is the concentration of CO3 in this
solution?
OA. 0.00036 M
O B. 0.0044 M
OC. 0.0012 M
OD.0.056 M

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