The radioactive isotope of lead, Pb-209, decays at a rate proportional to the amount present at time t and has a half-life of 3.3 hours. If 1 gram of this isotope is present initially, how long will it take for 70% of thelead to decay? (Round your answer to two decimal places.)hr

Let at time t amount of radioactive istope is A(t)

Answered: The radioactive isotope of lead,…

College Algebra

10th Edition

ISBN:9781337282291

Author:Ron Larson

Publisher:Ron Larson

Chapter5: Exponential And Logarithmic Functions

Section5.4: Exponential And Logarithmic Equations

Problem 10ECP: You invest $500 at an annual interest rate of 5.25, compounded continuously. How long will it take...

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The radioactive isotope of lead, Pb-209, decays at a rate proport lead to decay? (Round your answer to two decimal places.)