Questions
The activity of a radio active sample decreases to one third of its original value in 9 years, what will be the activity after further 9 years?
detailed solution
Correct option is C
Ao3Ao = 129T 12 ⇒ 1(2)1T12= 1319 A' = Ao1218T12 = Ao13189 = Ao9Talk to our academic expert!
Similar Questions
The half life period of a radioactive element X is same as the mean life time of another radioactive element Y. Initially both of them have the same number of atoms. Then
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