Answered: radioactive substance is known to have…

radioactive substance is known to have a half-life of 78 years. Calculate the number of years it would take for this substance to decrease to 10% its original amount.

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter30: Nuclear Physics

Section30.1: The Nucleus

Problem 1PP

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Half Life

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A radioactive substance is known to have a half-life of 78 years. Calculate the number of years it would take for this substance to decrease to 10% its original amount.

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