問題詳情

28.Fuel oils vary widely in quality and often contain significant amounts of sulfur. Please select afollowing substance that can form sulfuric acid in the exhaust gas path.
(A)NOx
(B)O2
(C)Carbon-dioxide
(D) Condensation

參考答案

答案:D
難度:適中0.548387
統計:A(6),B(0),C(8),D(17),E(0)

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