A buffer solution is made that is 0.322 M in HCN and 0.322 M in NaCN. (1) If K₂ for HCN is 4.00x10-10, what is the pH of the buffer solution? (2) Write the net ionic equation for the reaction that occurs when 0.074 mol HI is added to 1.00 L of the buffer solution. Use H3O+ instead of H+.

Chemistry: Principles and Reactions
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ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
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Chapter14: Equilibria In Acid-base Solutions
Section: Chapter Questions
Problem 33QAP: A buffer is prepared in which the ratio [ H2PO4 ]/[ HPO42 ]is 3.0. (a) What is the pH of this...
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A buffer solution is made that is 0.322 M in HCN and 0.322 M in NaCN.
(1) If Ka for HCN is 4.00x10-10, what is the pH of the buffer solution?
(2) Write the net ionic equation for the reaction that occurs when 0.074 mol HI is added to 1.00 L of the buffer
solution.
Use H3O+ instead of H+.
+
->
+
Transcribed Image Text:A buffer solution is made that is 0.322 M in HCN and 0.322 M in NaCN. (1) If Ka for HCN is 4.00x10-10, what is the pH of the buffer solution? (2) Write the net ionic equation for the reaction that occurs when 0.074 mol HI is added to 1.00 L of the buffer solution. Use H3O+ instead of H+. + -> +
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