Assertion: bohrium's isotope | /r/HasAspect | half-life of about 28 hours
Facets:
Source sentences:
text: Dubnium is highly radioactive: the most stable known isotope, dubnium-268, has a half-life of about 28 hours.
text: Dubnium is highly radioactive: the most stable known isotope, dubnium-268, has a half-life of about 28 hours.