Topical Questions
These questions are keyed to the major topics in the chapter. Usually a question that is answered at the back of this book is paired with a similar one that is not.
Many natural processes can be studied in the laboratory but only in an environment of controlled pH. Which of these combinations would be the best choice to buffer the pH at approximately 7?
(a) H3PO4/NaH2PO4
(b) NaH2PO4/Na2HPO4
(c) Na2HPO4/Na3PO4
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