摘要:150℃时.1L混合烃与9LO2混合.在密闭容器内充分燃烧.当恢复到150℃时.容器内压强增大8%.则该混合烃的组成是 A.C2H4:C4H8 ==1:4 B.C2H4:C4H 10=1:4 C.C3H4:C2H2 = 1:4 D.CH4:C2H6 ==1:1

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