問題詳情

2. As water is heated, its pH decreases. This means that
(A)the water is no longer neutral
(B)[H+] > [OH-]
(C)[OH-] > [H+]
(D)none of these

參考答案

答案：D
難度：非常困難0
統計：A(3),B(3),C(1),D(0),E(0)