What is <ionization energy> of <(±)-nicotine> ?
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What is the ionization energy of the nicotine?
SELECT DISTINCT ?j WHERE { resource:nicotine property:ionization_energy ?j }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q12144> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2260> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer. }
select distinct ?answer where { wd:Q12144 wdt:P2260 ?answer}