0.0161t where A, is the amount of the Aoe A certain radioactive isotope decays according to the formula A = 1sotope initially present, and A is the amount present after t years. Approximately how many years will have to pass before only 50 % of a particular quantity of the isotope remains? Your answer will be the half-life of the isotope. Round to 3 decimal places. The icotone's half life vears

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.3: The Natural Exponential Function
Problem 32E
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A certain radioactive isotope decays according to the formula A= Age 0.01617 where A, is the amount of the
isotope initially present, and A is the amount present after t years. Approximately how many years will have to
pass before only 50 % of a particular quantity of the isotope remains? Your answer wvill be the half-life of the
isotope. Round to 3 decimal places.
The isotope's half-life is
years.
Transcribed Image Text:A certain radioactive isotope decays according to the formula A= Age 0.01617 where A, is the amount of the isotope initially present, and A is the amount present after t years. Approximately how many years will have to pass before only 50 % of a particular quantity of the isotope remains? Your answer wvill be the half-life of the isotope. Round to 3 decimal places. The isotope's half-life is years.
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