The half life period of radioactive element same as the mean life time of another radioac element y. Initially they have the same numbe
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![10.
The half life period of radioactive element x is
same as the mean life time of another radioactive
element y. Initially they have the same number of
atoms. Then :](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6d0bee92-7557-47c1-a0e1-cf7e7c99dba2%2F75fc8d0a-13d4-4907-a48b-10416c186eec%2Fqo9w5n_processed.jpeg&w=3840&q=75)
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