Chemistry, asked by vrahi2134, 11 months ago

What is the half life of a radioactive substance if 87.5?

Answers

Answered by MrInayat

0

That Solutions:-

k=2.303÷40loga÷a÷a-0.875=2.303÷40log8=0.0519per min.now t half =0.693÷0.0519=13.33min whose value =13 min20sec

correct answer is 13min.20sec

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