Answer to Question #174079 in Physics for Sam

Question #174079

7. A sample constant 4.5 x 1018 atoms of a radioactive isotope . If it has a decay constant of 1.1 x10-12 s-1, what is the activity of the sample ?

Expert's answer

"A=\\lambda N=1.1\\cdot10^{-12}\\cdot4.5\\cdot10^{18}=4950000\\ (Bq)=4.95\\cdot10^6\\ (Bq)"

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