120,129 views
36 votes
36 votes
What is the half-life of a radioisotope if a 20-g sample becomes 10 g after 16
hours?

User CHEEKATLAPRADEEP
by
3.2k points

1 Answer

19 votes
19 votes
16 hours:
Half life is the time taken for half to decay. When it has decayed from 20g to 10g it has reached its half life
User Eudes
by
2.7k points