Which of the following acids (listed with pK_a values) and its conjugate would be the best choice to make a buffer with a pH of 8.10? A) HC₇H₅O₂, pK_a = 4.19 B) HF, pK_a = 3.46 C) HClO, pK_a = 7.54 D) HCN, pK_a = 9.31 E) HClO₂, pK_a = 1.96

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Quizplus · Accepted Answer

A buffer is most effective when the pH is close to the pKa of the acid. HClO with a pKa of 7.54 is closest to the desired pH of 8.10.

Which of the Following Acids (Listed with PKa Values) and Its

Which of the Following Acids (Listed with PK_a Values) and Its