Rawak Pop Quiz

25% of Gallium-65 atoms have decayed after 15 minutes. What is the half-life of Gallium-65?
Choose the right answer:
Option A 7.5 minit
Option B 15 minit
Option C 23.4 minit
Option D 30 minit
 WakabaSuzukaze posted hampir setahun yang lalu
jangkau soalan >>
save