18. Aqueous Equilibrium
Intro to Buffers
1PRACTICE PROBLEM
Determine the solution with the greatest buffer capacity among the representations of solutions shown below containing one or more of the following components: H2A, KHA, and K2A, where H2A is a weak diprotic acid. Note that K+ ions and water were omitted from the representation for clarity.
![](https://lightcat-files.s3.amazonaws.com/problem_images/4dc2bc6ff1263b90-1675370487427.jpg)
Determine the solution with the greatest buffer capacity among the representations of solutions shown below containing one or more of the following components: H2A, KHA, and K2A, where H2A is a weak diprotic acid. Note that K+ ions and water were omitted from the representation for clarity.