17 下列藥品水溶液之pK a值分別為:benzoic acid, pK a 4.20;p-nitrobenzoic acid, pK a 3.44;p-chlorobenzoic acid, pK a 3.99;o-nitrobenzoic acid, pK a 2.17;在同一莫耳濃度下,何者之酸度最強?
(A) Benzoic acid
(B) p-Nitrobenzoic acid
(C) p-Chlorobenzoic acid
(D) o-Nitrobenzoic acid
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統計: A(127), B(48), C(23), D(1430), E(0) #455153
統計: A(127), B(48), C(23), D(1430), E(0) #455153