. . "accepted"@en . . "SDN:P07::CF12N699" . . "2009-07-06 15:41:29.0" . "" . . "2009-07-06 15:41:29.0" . "\"tendency_of_X\" means derivative of X with respect to time. The construction \"atmosphere_moles_of_X\" means the total number of moles of X in the entire atmosphere, i.e. summed over the atmospheric column and over the entire globe. The chemical formula for ethane is C2H6. Ethane is a member of the group of hydrocarbons known as alkanes. There are standard names for the alkane group as well as for some of the individual species."@en . "1" . "SDN:P07::CF12N699" . . "false" . . "1" . "SDN:P07::CF12N699" . . "tendency_of_atmosphere_moles_of_ethane"@en .