18. 在 25°C 時,下列何者屬於酸性溶液?
(A) 10 [H+] = [OH-]
(B) [H+] = 3×10-8 M
(C) [OH-] = 7×10-6 M
(D) [H+] = 10 [OH-]
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統計: A(0), B(0), C(1), D(0), E(0) #4033133
統計: A(0), B(0), C(1), D(0), E(0) #4033133