The acid–base pair in a buffer is H2PO4/HPO42, which has a
Chapter 14, Problem 11SC(choose chapter or problem)
The acid–base pair in a buffer is H2PO4?/HPO42?, which has a Ka of 6.2 × 10?8. What is the pH of a buffer that is made of 0.10 M H2PO4? and 0.50 M HPO42??
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