3. a. Find the pH of a solution that is 0.25 M NH, and 0.10 M NH.CI given that the K. for NH" is 5.6x1010 b. In the solution above, find the pH after 0.005 mol of NaOH are added to 1.00 L of the solution. Assume there is no volume change upon the addition of the NaOH.

Chemistry by OpenStax (2015-05-04)
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Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
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Chapter14: Acid-base Equilibria
Section: Chapter Questions
Problem 100E: What mass of NH4Cl must be added to 0.750 L of a 0.100-M solution of NH3 to give a buffer solution...
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3. a. Find the pH of a solution that is 0.25 M NH3 and 0.10 M NH4Cl given that the K, for NH4 is
5.6x10-10
b. In the solution above, find the pH after 0.005 mol of NaOH are added to 1.00 L of the solution.
Assume there is no volume change upon the addition of the NaOH.
Transcribed Image Text:3. a. Find the pH of a solution that is 0.25 M NH3 and 0.10 M NH4Cl given that the K, for NH4 is 5.6x10-10 b. In the solution above, find the pH after 0.005 mol of NaOH are added to 1.00 L of the solution. Assume there is no volume change upon the addition of the NaOH.
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