問題詳情
26.將比重為 0.30％ 氨水加水稀釋成原來體積的 倍，則濃度變為若干？ (Ａ) 1.0 (Ｂ) 1.(Ｃ) 2.0 (Ｄ) 3.0 (Ｅ) 2.M。
參考答案
答案：[無官方正解]
難度：非常困難0
統計：A(0),B(0),C(0),D(0),E(0)
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