Guest

In 500 gm of 223 Fr, how much Fr will remain after 63 minutes?

In 500 gm of 223 Fr, how much Fr will remain after 63 minutes?

Grade:11

1 Answers

Vikas TU
14149 Points
5 years ago
We know the half life of Fr is 22 min so we can givee the answer approximately as the quanity after three half lives so the 500/8=62.5g. We have taken three half lives as the given time is 63min close to 66min.

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free