問題詳情
30. 自來水中之重金屬無法藉由下列化學藥品______去除之。
(A) Na2CO3
(B) Ca(OH)2
(C) FeS
(D) FeCl2
(A) Na2CO3
(B) Ca(OH)2
(C) FeS
(D) FeCl2
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