問題詳情
20.土壤中若溶有電解質，而其濃度均為 0.01 M，則在含有下列哪一種電解質的土壤中，植物生長高度最高？（土壤中的pH 值可以不考慮）
(A)硫酸鈉
(B)硫酸銨
(C) 氯化鈣
(D)硝酸鈣
(E) 碳酸鈣。
(A)硫酸鈉
(B)硫酸銨
(C) 氯化鈣
(D)硝酸鈣
(E) 碳酸鈣。
參考答案
答案：E
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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