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Assume that radium disintegrates/decomposes at a rate proportional to the amount present. If 100 mg reduces to 20% in 100 yrs., in how many milligrams will remain at the end of 1010 years? Find the half-life.

Assume that radium disintegrates/decomposes at a rate proportional to the amount present. If 100 mg reduces to 20% in 100 yrs., in how many milligrams will remain at the end of 1010 years? Find the half-life.

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Representation of the unknown: DE Model: Solution: Final answer/s: Conclusion/s: Table:
Transcribed Image Text:Representation of the unknown: DE Model: Solution: Final answer/s: Conclusion/s: Table:
2. Assume that radium disintegrates/decomposes at a rate proportional to the amount present. If 100 mg reduces to 20% in 100 yrs., in how many milligrams will remain at the end of 1010 years? Find the half-life.
Transcribed Image Text:2. Assume that radium disintegrates/decomposes at a rate proportional to the amount present. If 100 mg reduces to 20% in 100 yrs., in how many milligrams will remain at the end of 1010 years? Find the half-life.
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