Assertion: hydrogen's nucleus | /r/HasProperty | massive
Facets:
value: with respect to the electron
type: OTHER
value: exceedingly
type: DEGREE
value: infinitely
type: DEGREE
Source sentences:
text: The exact value of the Rydberg constant assumes that the nucleus is infinitely massive with respect to the electron.
text: The value of this constant is based on the premise that the nucleus of the atom emitting light is exceedingly massive compared with a single orbiting electron (hence the infinity symbol ∞).