問題詳情

3. Ionization of water is an endothermic process with pKw = 14.0 at 25°C. For pure water at 37°C, which of the following relations is correct?
(A) pKw > 14.0
(B) pH = 7.0
(C) pOH > 7.0
(D) pKw = 2 pH 

參考答案

答案:D

統計:A:0,B:0,C:0,D:1,E:0

難度:計算中