問題詳情
⑵為何使用火焰發射光譜儀測量鈣(Ca)元素時(試料以磷酸鈣 Ca3(PO4)2的形式存在)常添加 EDTA(ethylenediaminetetraacetic acid,(HOOC-CH2)2N-CH2CH2-N(CH2-COOH)2 )?(7 分)
參考答案
答案:A
難度:非常簡單0.916667
統計:A(11),B(0),C(1),D(0),E(0)
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