Assertion: tritium's life | /r/HasProperty | 12.33 years
Facets:
Source sentences:
text: The half-life of tritium is 12.33 years; it takes just over 12 years for the number of disintegrations (radioactivity) to be reduced by half, another 12 years to be reduced to one-quarter of the original amount, and so on, until it has nearly all changed to helium (a stable, non-radioactive element).
text: Its half-life is 12.33 years; 1 g of tritium has an activity of 9619 Ci and disintegrates as below: