<http://webisa.webdatacommons.org/328906704>	<http://www.w3.org/ns/prov#value>	"For elements such as tin, the atomic mass is slightly more than double" .
<http://webisa.webdatacommons.org/328906704>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<pbs.org> .
<http://webisa.webdatacommons.org/328906704>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/235386541>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/328906704> .