Carbon decays at a rate proportional to the amount present. The percentage lost is 5% in 150 years, If the carbon vanished in 1000 years, find the beginning number for carbon.
Carbon decays at a rate proportional to the amount present. The percentage lost is 5% in 150 years, If the carbon vanished in 1000 years, find the beginning number for carbon.
Chapter5: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 28T: The half-life of radioactive actinium ( 227AC ) is 21.77 years. What percent of a present amount of...
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Transcribed Image Text:Carbon decays at a rate proportional to the amount present. The percentage lost is 5% in 150 years, If the
carbon vanished in 1000 years, find the beginning number for carbon.
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