問題詳情
( )(2)欲使溶液變黃色，可進行下列何種處理？
(A)加鹽酸
(B)加氫氧化鈉
(C)加硫酸
(D)加食鹽。
(A)加鹽酸
(B)加氫氧化鈉
(C)加硫酸
(D)加食鹽。
參考答案
答案：B
難度：計算中-1
書單：沒有書單，新增
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