1.0 L of a buffer solut What is the pH after 0 O a. 9.928 O b.9.602 O c. 9.319 O d. 9.193 Oe. 9.398

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter14: Equilibria In Acid-base Solutions
Section: Chapter Questions
Problem 14QAP: A buffer solution is prepared by adding 5.50 g of ammonium chloride and 0.0188 mol of ammonia to...
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1.0 L of a buffer solution is created which is 0.363 M in hydrocyanic acid, HCN, and 0.303 M sodium cyanate, NaCN. Ka for HCN = 4.0 × 10-10
What is the pH after 0.107 mol of NaOH is added to the buffer solution?
O a. 9.928
O b.9.602
O c. 9.319
O d. 9.193
O e. 9.398
Transcribed Image Text:1.0 L of a buffer solution is created which is 0.363 M in hydrocyanic acid, HCN, and 0.303 M sodium cyanate, NaCN. Ka for HCN = 4.0 × 10-10 What is the pH after 0.107 mol of NaOH is added to the buffer solution? O a. 9.928 O b.9.602 O c. 9.319 O d. 9.193 O e. 9.398
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