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When ammonium (NH4*) is placed in water, a chemical reaction occurs and an equilibrium is established as shown below. NH4+ (aq) + H₂O (1) NH3 (aq) + H3O+ (aq) The pKa of NH4* is 9.25. Predict whether the acid form (NH4*) or the base form (NH3) is predominant at pH = 7.4. Explain your answer.

When ammonium (NH4*) is placed in water, a chemical reaction occurs and an equilibrium is established as shown below. NH4+ (aq) + H₂O (1) NH3 (aq) + H3O+ (aq) The pKa of NH4* is 9.25. Predict whether the acid form (NH4*) or the base form (NH3) is predominant at pH = 7.4. Explain your answer.

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
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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When ammonium (NH4*) is placed in water, a chemical reaction occurs and an equilibrium is established as shown below. NH4+ (aq) + H₂O (1) ≥ NH3 (aq) + H3O+ (aq) The pk of NH4* is 9.25. Predict whether the acid form (NH4*) or the base form (NH3) is predominant at pH = 7.4. Explain your answer.
Transcribed Image Text:When ammonium (NH4*) is placed in water, a chemical reaction occurs and an equilibrium is established as shown below. NH4+ (aq) + H₂O (1) ≥ NH3 (aq) + H3O+ (aq) The pk of NH4* is 9.25. Predict whether the acid form (NH4*) or the base form (NH3) is predominant at pH = 7.4. Explain your answer.
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