Answered: (11) Lead-211 is a radioactive isotope…

(11) Lead-211 is a radioactive isotope with a half-life of 36.1 minutes. How long will it take for only 20% of the initial amount of lead-211 in a sample to remain?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Concept explainers

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.

Question

(11)
Lead-211 is a radioactive isotope with a half-life of 36.1 minutes. How long will it take for only 20% of the (
initial amount of lead-211 in a sample to remain?
(A)
0.0446 min
(B)
0.0192 min
asymoonu anton
(C)
72.2 min
(D)
83.8 min
(E)
10.4 min

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