問題詳情

16. Carbon monoxide is commonly used to reduce ores to produce free metals and carbon monoxide is converted to ______.
(A) carbon dioxide
(B) carbon black
(C) methane
(D) graphite
(E) carbon nanotube

參考答案

答案:A
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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