. "2008-04-15 14:00:00.0" . "1" . "false" . "SDN:P07::CFV8N34" . "accepted"@en . . "2008-04-15 14:00:00.0" . "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 hydrogen cyanide is HCN."@en . . "SDN:P07::CFV8N34" . . . . "1" . "" . . "mole_fraction_of_hydrogen_cyanide_in_air"@en . "SDN:P07::CFV8N34" . .