問題詳情
2. 把70％的硝酸(d=1.44)加到等體積的水中，稀釋的硝酸溶液中溶質的重量百分比為？
(A)等於35％
(B)小於35％
(C)大於35％
(D)無法判斷
(A)等於35％
(B)小於35％
(C)大於35％
(D)無法判斷
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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