Science
Junior High
要如何才會產生氫氣？
D
(D)冰醋酸是由食醋水果形成
20. 將固態的 NaOH 投入水中時,下列哪一種情況不可能發生:
(A)水溶液能導電
+
(B)水溶液的溫度升高
(C) NaOH 解離成Na 和OH (D)NaOH 和 HzO作用產生H
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