A buffer contains 0.175 moles C2H5NH3NO3 and 0.225 moles C2H5NH2 in 800.0 mL water. Kb (C2H5NH2) = 4.3 x 10-4   Express value to three decimal places.   Determine the number of moles of acid that can be added before the buffer capacity is exceeded.

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter17: Principles Of Chemical Reactivity: Other Aspects Of Aqueous Equilibria
Section: Chapter Questions
Problem 108IL: A buffer solution with it pH of 12.00 consists of Na3PO4 and Na2HPO4. The volume of solution is...
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A buffer contains 0.175 moles C2H5NH3NO3 and 0.225 moles C2H5NH2 in 800.0 mL water.

Kb (C2H5NH2) = 4.3 x 10-4

 

Express value to three decimal places.

 

Determine the number of moles of acid that can be added before the buffer capacity is exceeded.

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