Physics, asked by UVplus, 8 months ago

the half life of radioactive element is 0.693 hr. what time it would take to complete 80% of nuclei

Answers

Answered by santosh621996

7

Explanation:

radioactive reaction always supposed to be first order reaction

then

half life =0.693/k

then k= 0.693/0.693

k=1

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