Assertion: fermium's isotope | /r/HasAspect | half-life of 100 days
Facets:
Source sentences:
text: The most stable isotope of fermium has a half-life of 100 days.
text: Fe is element 100 and its longest lived isotope has a half life of about 100 days.
text: one isotope has a half-life of 100 days or so...
text: The most stable isotope has a half-life of 100 days.