5) Bismuth-210 has a half-life of 5 days a) A sample originally has a mass of 800 mg. Find the formula for the mass remaining after t days b) Use this formula to find a mass remaining after 30 days c) In how many days the mass will be reduced to 1 mg? Give exact answer and round it to 2 digits after the decimal point.

5) Bismuth-210 has a half-life of 5 days a) A sample originally has a mass of 800 mg. Find the formula for the mass remaining after t days b) Use this formula to find a mass remaining after 30 days c) In how many days the mass will be reduced to 1 mg? Give exact answer and round it to 2 digits after the decimal point.

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

5) Bismuth-210 has a half-life of 5 days
a) A sample originally has a mass of 800 mg. Find the formula for the mass remaining after
t days
b) Use this formula to find a mass remaining after 30 days
c) In how many days the mass will be reduced to 1 mg? Give exact answer and round it to 2
digits after the decimal point.

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