8. The half-life of caffeine (how long it takes for the amount of caffeine in your system to cut in half) is about 5 hours. If there is currently 5.7 mg/L of caffeine in your blood, how long until there will only be 2.3 mg/L of caffeine in your blood?
8. The half-life of caffeine (how long it takes for the amount of caffeine in your system to cut in half) is about 5 hours. If there is currently 5.7 mg/L of caffeine in your blood, how long until there will only be 2.3 mg/L of caffeine in your blood?
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:8. The half-life of caffeine (how long it takes for the amount of caffeine in your system to cut in half) is
about 5 hours. If there is currently 5.7 mg/L of caffeine in your blood, how long until there will only be
2.3 mg/L of caffeine in your blood?
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