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2. A given sample of radioactive material has 80% of original substance remaining about to years. How much will remain after go additional years?

2. A given sample of radioactive material has 80% of original substance remaining about to years. How much will remain after go additional years?

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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2. A given sample of radioactive material has 80% of original substance remaining about to lo years. How much will remain after 90 additional years?,

Hw: I what is the half-life of a substance that decays to 25% of its original amount in 2. A given sample of radioactive material has 80% of original substance remaining about to years. How much will remain -t½/₂ (n2 ty= K 6 days ? after go additional years? ty= 0.693 k
Transcribed Image Text:Hw: I what is the half-life of a substance that decays to 25% of its original amount in 2. A given sample of radioactive material has 80% of original substance remaining about to years. How much will remain -t½/₂ (n2 ty= K 6 days ? after go additional years? ty= 0.693 k
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