Answer Happy • Question 19 of 24 > What is the half-life of an isotope that decays to 12.5% of its original activity in 31.5 h? half-li

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Question 19 of 24 > What is the half-life of an isotope that decays to 12.5% of its original activity in 31.5 h? half-li

Posted: Sun Jul 10, 2022 4:09 pm

by answerhappygod

: Question 19 Of 24 What Is The Half Life Of An Isotope That Decays To 12 5 Of Its Original Activity In 31 5 H Half Li 1 (17.99 KiB) Viewed 26 times

Question 19 of 24 > What is the half-life of an isotope that decays to 12.5% of its original activity in 31.5 h? half-life: 33 Incorrect Attempt 1 h