. . . "accepted"@en . "1" . "2008-04-15 14:00:00.0" . . "SDN:P07::CFV8N27" . "SDN:P07::CFV8N27" . . . "" . . "Mole fraction is used in the construction mole_fraction_of_X_in_Y, where X is a material constituent of Y. The chemical formula of dinitrogen pentoxide is N2O5."@en . "1" . "false" . "mole_fraction_of_dinitrogen_pentoxide_in_air"@en . "SDN:P07::CFV8N27" . . "2008-04-15 14:00:00.0" .