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A radioactiveelement inside has been decaying for 4 million years? Given that the half-life is 500.000 years what percentiof the parent is currently left? O50% O 90% O 6% O none of these O 25%

A radioactiveelement inside has been decaying for 4 million years? Given that the half-life is 500.000 years what percentiof the parent is currently left? O50% O 90% O 6% O none of these O 25%

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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A radioactive element inside has been decaying for 4 million years? Given that the half-life is 500.000 years, what percent of the parent is currently left O 50% O 90% O 6% O none of these O 25%
Transcribed Image Text:A radioactive element inside has been decaying for 4 million years? Given that the half-life is 500.000 years, what percent of the parent is currently left O 50% O 90% O 6% O none of these O 25%
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