Half life period of a radioactive substance is 20 days .After 30 days what percentage of the substance will be left?
This is the questions of class 12 Chemistry - Kinetics
Please answer using the chemistry formula
Experts ....please answer and make sure the spam comments have their points removed...Thanks
Answers
Answered by
118
you have asked this question how many times.
The answer is 25%
ok
now follow me.☺
Attachments:
Answered by
2
Here it is
Half life period of a radioactive substance is 20 days .After 30 days what percentage of the substance will be left because of the features of lunatic energy....
Please mark it as brillianist plzzzz..
Similar questions