問題詳情
31.tAt pH 8.0, the predominant form of ethylenediaminetetraacetic acid (EDTA; H4Y: K1= 1.02 x 10-2, K2 = 2.14 x 10-3, K3 = 6.92 x 10-7, K4 = 5.50 x 10-11) is
(A)tH3Y-
(B)H2Y2-
(C)tHY3-
(D)tEqual amounts of H2Y2- and HY3-
(E)Y4-
參考答案
答案：C
統計：A:1,B:1,C:5,D:0,E:0
難度：計算中