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The half-life of Radium-226 is 1590 years. If a sample contains 200 mg, how many mg will remain after 4000 years?

The half-life of Radium-226 is 1590 years. If a sample contains 200 mg, how many mg will remain after 4000 years?

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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The half-life of Radium-226 is 1590 years. If a sample contains 200 mg, how many mg will remain after 4000 years? [Input box for response]
Transcribed Image Text:The half-life of Radium-226 is 1590 years. If a sample contains 200 mg, how many mg will remain after 4000 years? [Input box for response]
The half-life of Palladium-100 is 4 days. After 20 days, a sample of Palladium-100 has been reduced to a mass of 4 mg. **Questions:** 1. What was the initial mass (in mg) of the sample? 2. What is the mass 8 weeks after the start?
Transcribed Image Text:The half-life of Palladium-100 is 4 days. After 20 days, a sample of Palladium-100 has been reduced to a mass of 4 mg. **Questions:** 1. What was the initial mass (in mg) of the sample? 2. What is the mass 8 weeks after the start?
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