4. With solution please. Initially 25 grams of radioactive substance was present. After 10 hours the mass had decreased by 5%. If the rate of decay isproportional to the amount of the substance present at a time t, find the amount remaining after 67 hours.

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Answered: Initially 25 grams of radioactive…

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

Chapter6: Exponential And Logarithmic Functions

Section6.1: Exponential Functions

Problem 62SE: A scientist begins with 100 milligrams of aradioactive substance that decays exponentially. After 35...

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Initially 25 grams of radioactive substance was present. After 10 hours the mass had decreased by 5%. If the rate of decay is proportional to the amount of the substance present at a time t, find the amount remaining after 67 hours.