Suppose a sample of a certain substance decayed to 79.6% of its original amount after 300 days. (Round your answers to two decimal places.) (a) What is the half-life (in days) of this substance? (b) How long would it take the sample to decay to one-third of its original amount?
Suppose a sample of a certain substance decayed to 79.6% of its original amount after 300 days. (Round your answers to two decimal places.) (a) What is the half-life (in days) of this substance? (b) How long would it take the sample to decay to one-third of its original amount?
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter4: Exponential And Logarithmic Functions
Section4.CT: Chapter Test
Problem 11CT
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Suppose a sample of a certain substance decayed to 79.6% of its original amount after 300 days. (Round your answers to two decimal places.)
(a) What is the half-life (in days) of this substance?
(b) How long would it take the sample to decay to one-third of its original amount?
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