NEET Class neet Answered
please answer this
Asked by Prashant DIGHE | 16 Jan, 2020, 09:55: PM
Expert Answer
since rate of disintegration is proportional to number of atoms present,
we have , dN/dt = n = λN
Hence, we have, λ = n/N ..............(1)
Half-life T1/2 = ln2 / λ ................(2)
using eqn.(1), we rewrite eqn.(2) as, T1/2 = ( 0.693 N ) / n
Answered by Thiyagarajan K | 16 Jan, 2020, 10:40: PM
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