3. Initially 100 millions of radioactive substance was present. After 6 hours the mass has decreased by 3%. If the rate of decay is proportional to the amount of substance present at time t find the amount of remaining after 24 hours.

3. Initially 100 millions of radioactive substance was present. After 6 hours the mass has decreased by 3%. If the rate of decay is proportional to the amount of substance present at time t find the amount of remaining after 24 hours.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

Solve 4 only

3. Initially 100 millions of radioactive substance was present. After 6 hours the
mass has decreased by 3%. If the rate of decay is proportional to the amount
of substance present at time t find the amount of remaining after 24 hours.
4. Determine the half-life of the radioactive substance described in Problem 3.

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