First slide
Radio activity
Question

After two hours, one- sixteenth of the starting amount of a certain radioactive isotope remained undecayed. The half-life of the isotope is

Moderate
Solution

NN0=12t/T=116=122/T124=122/T T=0.5 hour=30 minutes

Get Instant Solutions
When in doubt download our app. Now available Google Play Store- Doubts App
Download Now
Doubts App