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Polyprotic Acids Some acids can donate multiple protons H3PO4 (aq) + H₂O (aq) (aq) + H₂O (aq) (aq) + H₂O (aq) Complete the following acid dissociation reactions H3O+ (aq) + H,O* (aq) + H3O+ (aq) + (aq) K₂₁ = 7.5 x 10-³ (aq) K₂2 (aq) = 6.2 x 10-8 Ka3 = 4.8 x 10-13

Polyprotic Acids Some acids can donate multiple protons H3PO4 (aq) + H₂O (aq) (aq) + H₂O (aq) (aq) + H₂O (aq) Complete the following acid dissociation reactions H3O+ (aq) + H,O* (aq) + H3O+ (aq) + (aq) K₂₁ = 7.5 x 10-³ (aq) K₂2 (aq) = 6.2 x 10-8 Ka3 = 4.8 x 10-13

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter14: Acids And Bases
Section: Chapter Questions
Problem 7RQ: Table 13-4 lists the stepwise Ka values for some polyprotic acids. What is the difference between a...
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Polyprotic Acids Some acids can donate multiple protons H3PO4 (aq) + H₂O (aq) (aq) + H₂O (aq) (aq) + H₂O (aq) K₂ gets smaller Complete the following acid dissociation reactions H3O+ (aq) + H3O+ (aq) + H3O+ (aq) + (aq) K₁₁ = 7.5 x 10-³ a1 (aq) K₂₂= 6.2 x 10-8 a2 (aq) Ka1 is major contributor in pH determination K₂3 = 4.8 x 10-13 a3
Transcribed Image Text:Polyprotic Acids Some acids can donate multiple protons H3PO4 (aq) + H₂O (aq) (aq) + H₂O (aq) (aq) + H₂O (aq) K₂ gets smaller Complete the following acid dissociation reactions H3O+ (aq) + H3O+ (aq) + H3O+ (aq) + (aq) K₁₁ = 7.5 x 10-³ a1 (aq) K₂₂= 6.2 x 10-8 a2 (aq) Ka1 is major contributor in pH determination K₂3 = 4.8 x 10-13 a3
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