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How would you prepare a liter of “carbonate buffer” at a
Chapter 16, Problem 4PE(choose chapter or problem)
QUESTION:
How would you prepare a liter of “carbonate buffer” at a pH of 10.10? You are provided with carbonic acid \(\mathrm{(H_2CO_3)}\), sodium hydrogen carbonate \(\mathrm{(NaHCO_3)}\), and sodium carbonate \(\mathrm{(Na_2CO_3)}\). See Table 15.5 for \(K_\mathrm a\) values.
Questions & Answers
QUESTION:
How would you prepare a liter of “carbonate buffer” at a pH of 10.10? You are provided with carbonic acid \(\mathrm{(H_2CO_3)}\), sodium hydrogen carbonate \(\mathrm{(NaHCO_3)}\), and sodium carbonate \(\mathrm{(Na_2CO_3)}\). See Table 15.5 for \(K_\mathrm a\) values.
ANSWER:
Step 1 of 2
The dissociation reactions of and is as follows;