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13. Consider the following acids and their dissociation constants: HPO,2 (aq) + H2O(1) → H3O* (aq) + PO4 (aq) K= 2.2 x 10-13 HCHO2(aq) + H2O(1) → H3O*(aq) + CHO2°(aq) K= 1.8 x 104 (a) Which is the weaker acid, HPO,²- or HCHO2? (b) What is the conjugate base of HPO,2-? (c) Which acid has the weaker conjugate base? (d) Which acid has the stronger conjugate base? (e) Which acid produces more ions?

13. Consider the following acids and their dissociation constants: HPO,2 (aq) + H2O(1) → H3O* (aq) + PO4 (aq) K= 2.2 x 10-13 HCHO2(aq) + H2O(1) → H3O*(aq) + CHO2°(aq) K= 1.8 x 104 (a) Which is the weaker acid, HPO,²- or HCHO2? (b) What is the conjugate base of HPO,2-? (c) Which acid has the weaker conjugate base? (d) Which acid has the stronger conjugate base? (e) Which acid produces more ions?

Principles of Modern Chemistry
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter16: Solubility And Precipitation Equilibria
Section: Chapter Questions
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13. Consider the following acids and their dissociation constants: HPO,2- (aq) + H2O(1) → H3O* (aq) + PO2* (aq) K= 2.2 x 10-13 HCHO2(aq) + H2O(1) H3O*(aq) + CHO2'(aq) K= 1.8 x 104 (a) Which is the weaker acid, HPO,²- or HCHO2? (b) What is the conjugate base of HPO42-? (c) Which acid has the weaker conjugate base? (d) Which acid has the stronger conjugate base? (e) Which acid produces more ions? solutien 0.02 arco
Transcribed Image Text:13. Consider the following acids and their dissociation constants: HPO,2- (aq) + H2O(1) → H3O* (aq) + PO2* (aq) K= 2.2 x 10-13 HCHO2(aq) + H2O(1) H3O*(aq) + CHO2'(aq) K= 1.8 x 104 (a) Which is the weaker acid, HPO,²- or HCHO2? (b) What is the conjugate base of HPO42-? (c) Which acid has the weaker conjugate base? (d) Which acid has the stronger conjugate base? (e) Which acid produces more ions? solutien 0.02 arco
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