Radium decomposes at a rate proportional to its present radioactive. In 100 years, 100 units of radioactivity decomposes to 95 units. How many units of radioactivity will remain after another 100 years? 2. Radium decomposes at a rate proportional to its present radioactive count. In 100 years,100 units of radioactivity decomposes to 95 units. How many units of radioactivity willremain after another 100 years?

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Answered: Radium decomposes at a rate…

College Algebra

10th Edition

ISBN:9781337282291

Author:Ron Larson

Publisher:Ron Larson

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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Radium decomposes at a rate proportional to its present radioactive. In 100 years, 100 units of radioactivity decomposes to 95 units. How many units of radioactivity will remain after another 100 years?

2. Radium decomposes at a rate proportional to its present radioactive count. In 100 years,
100 units of radioactivity decomposes to 95 units. How many units of radioactivity will
remain after another 100 years?

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