About: http://webisa.webdatacommons.org/413177740

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Hence the absorption by nitrous oxide at this tension is about 250 times that of air. no fact in chemistry carries the same conviction to my mind, that air is a mixture and not a compound, as that just cited.
http://www.w3.org/ns/prov#wasQuotedFrom	geologist-1011.mobi