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Substance Q initially weights 120% of its remaining mass after its decay in 60 minutes. What is its half-life in hours? CHOICES a. 228.1070 b. 2.870 c. 3.8019 d. 38.0190

Substance Q initially weights 120% of its remaining mass after its decay in 60 minutes. What is its half-life in hours? CHOICES a. 228.1070 b. 2.870 c. 3.8019 d. 38.0190

Chemistry: Principles and Practice
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter21: Nuclear Chemistry
Section: Chapter Questions
Problem 21.41QE
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Substance Q initially weights 120% of its remaining mass after its decay in 60 minutes. What is its half-life in hours?

CHOICES

a. 228.1070

b. 2.870

c. 3.8019

d. 38.0190

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