3.某有机物含C 60%.H 13.33%.0.2mol该有机物质量为12g.则它的分子式为( ) A. B. C. D. 查看更多

 

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某有机物含C 60%,H 13.33%,0.2mol该有机物质量为12g,则它的分子式为

A. CH4                                   B. C3H8O                     C. C2H4O2                                        D. CH2O

 

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某有机物含C 60%,H 13.33%,0.2mol该有机物质量为12g,则它的分子式为

A. CH4                                   B. C3H8O                     C. C2H4O2                                        D. CH2O

 

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某有机物含C 60%,H 13.33%,0.2mol该有机物质量为12g,则它的分子式为
A.CH4B.C3H8OC.C2H4O2D.CH2O

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某有机物含C 60%,H 13.33%,0.2mol该有机物质量为12g,则它的分子式为

A. CH4                                   B.C3H8O                     C.C2H4O2                                        D.CH2O

 

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某有机物含C 60%,H 13.33%,0.2mol该有机物质量为12g,则它的分子式为

A. CH4                                   B.C3H8O                     C.C2H4O2                                        D.CH2O

 

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