Does the {standard enthalpy of formation} of the {sodium nitrate} {less than} {-308.4}
Is the standard enthalpy of the formation of sodium nitrate less than -308.4?
ASK WHERE { wd:Q184373 wdt:P3078 ?obj filter(?obj < -308.4) } 
ASK { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q184373> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P3078>. ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj. filter(?obj < -308.4) }
Is the standard enthalpy of the arrangement of sodium nitrate less than -308.4?