https://w3id.org/framester/conceptnet5/data/en/hydrazine <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/hydro> <https://w3id.org/framester/conceptnet5/schema/InstanceOf> <https://w3id.org/framester/conceptnet5/data/en/chemical_compound> <https://w3id.org/framester/conceptnet5/data/en/chemical_substance> <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/chemical_compound> <https://w3id.org/framester/conceptnet5/data/en/base> <https://w3id.org/framester/conceptnet5/data/en/broensted_lowry_base> <https://w3id.org/framester/conceptnet5/data/en/inorganic_substance> <https://w3id.org/framester/conceptnet5/data/en/weak_electrolyte> <https://w3id.org/framester/conceptnet5/data/en/weak_base> risorse dalla linked data cloud