History, asked by rajivijay8, 2 days ago

Define lifetime of radioactive sources.
எனக்கு IPS UNGALUKU ​

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Answered by justleo16
0

Answer:

mean life, in radioactivity, average lifetime of all the nuclei of a particular unstable atomic species. This time interval may be thought of as the sum of the lifetimes of all the individual unstable nuclei in a sample, divided by the total number of unstable nuclei present.

Explanation:

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