Assertion: hydrocyanic acid | /r/HasAspect | a density of 0.688 g/cm3
Facets:
value: at 20°c
type: TEMPORAL
Source sentences:
text: Hydrocyanic acid has a density of 0.688 g/cm3 at 20°C, a boiling point of 25.7°C, and a freezing point of – 14°C.