摘要:10.常温常压下.50 m1.3种气态烃的混合物与足量的氧气混合点燃爆炸.恢复到原来状 况时.体积共缩小100 mL.则3种烃可能是 ( ) A.CH4.C2H4.C3H4 B.C2H6.C3H6.C4H6 C.CH4.C2H6.C3H8 D.C2H4.C2H6.C3H4
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