averageHydrogenNumberDensity

P20344
predicate

Indicates the mean number of hydrogen atoms per unit volume within a specified region or system.

All labels observed (2)

Label Occurrences
averageHydrogenNumberDensity canonical 1
hasAverageHydrogenNumberDensity 1

Sample triples (2)

Subject Object
Local Bubble about 0.005 atoms per cubic centimeter
Local Cavity ~0.005 atoms per cubic centimeter (order of magnitude) via predicate surface "hasAverageHydrogenNumberDensity"