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Half Life of a Certain Radioactive Element is 3.465 Days. Find Its Disintegration Constant. - Physics (Theory)

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The half-life of a certain radioactive element is 3.465 days. Find its disintegration constant.

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Solution

TH = 3.465 days, λ = ?

We know that 
λ = `0.693/"T"_"H"`

λ = `0.693/( 3.465 xx 24 xx 60 xx 60)` S-1

λ = 2.31 x 10-6 s-1

Concept: Radioactivity - Introduction of Radioactivity
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