About: http://webisa.webdatacommons.org/134791504

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	A: There are a couple of reasons why the pennies might appear to be the same before and after putting them in the vinegar.The most easily visible change should be that the pennies get a bit cleaner from being in the vinegar.
http://www.w3.org/ns/prov#wasQuotedFrom	sciencebuddies.org