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14. 元素 X和Y可形成X2Y 和XY 兩種分子,其分子量分別為44和30,若亦可形成XY2分子,則其分子量為何? (A)4(B)46(C)60 (D)92
問題詳情
14. 元素 X和Y可形成X2Y 和XY 兩種分子,其分子量分別為44和30,若亦可形成XY2分子,則其分子量為何?
(A)4
(B)46
(C)60
(D)92
參考答案
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