ACTIVITY FOR EXPONENTIAL DECAY A cup of coffee contains 150mg of caffeine. If caffeine is eliminated from the body at the rate of 15% per hour, how much caffeine will be left at the body after one day? 2. A certain radioactive substance decays at the rate of 22% per minute. If there are 500g of substance at the start of the experiment, how much substance will remain after half an hour?

Here, we have to find caffeine in body after a day.

Answered: ACTIVITY FOR EXPONENTIAL DECAY A…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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ACTIVITY FOR EXPONENTIAL DECAY

A cup of coffee contains 150mg of caffeine. If caffeine is eliminated from the body at the rate of 15% per hour, how much caffeine will be left at the body after one day?

2. A certain radioactive substance decays at the rate of 22% per minute. If there are 500g of substance at the start of the experiment, how much substance will remain after half an hour?

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