問題詳情

22. If an acid, HA, is 10.0% dissociated in a 1.0 M solution, what is the Ka for this acid?
(A)9.1 x 10–2
(B)1.1 x 10–2
(C)8.1 x 10–1
(D)6.3 x 10–2

參考答案

答案：B
難度：困難0.384615
統計：A(3),B(10),C(9),D(1),E(0)