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the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > alkanes > straight-chained by number of carbon atoms > twenty-one (1)
heneicosane1885

Any of the hydrocarbons of the alkane series having twenty-one carbon atoms, esp. the unbranched isomer (also n-heneicosane), a waxy solid which is a…

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更新时间:2024/11/11 3:30:24