Which solution has the greatest buffering capacity? A)0.335M HC₂H₃O₂ and 0.497 M NaC₂H₃O₂ B)0.520 M HC₂H₃O₂ and 0.116 M NaC₂H₃O₂ C)0.820 M HC₂H₃O₂ and 0.715 M NaC₂H₃O₂ D)0.120 M HC₂H₃O₂ and 0.115 M NaC₂H₃O₂

Question

Quizplus · Accepted Answer

The solution with the greatest buffering capacity is the one with the highest concentration of both the weak acid and its conjugate base. Therefore, choice C with 0.820 M HC₂H₃O₂ and 0.715 M NaC₂H₃O₂ has the highest buffering capacity.

Which Solution Has the Greatest Buffering Capacity