Chemistry, asked by naughtydropbear3268, 10 months ago

During mean life of a radioactive element the fraction that disintegrates is

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Answered by Anonymous
18

Here is your Answer dear☺️

Answer:-

initial no. of nucleus = N

mean life = 1/λ

after men life = Ne-λt (t=1/λ)

=Ne-1

=N/e

fraction left = (N-N/e)/N

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