About: http://webisa.webdatacommons.org/192691903

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	Thus, a unit of water, or H2O, is a compound, as is a single molecule of the gas methane, or CH4.
http://www.w3.org/ns/prov#wasQuotedFrom	activetextbook.com