A medical technicdan is working with the four samples of radionuclides listed In the table below. Initlally, each sample contalns 8.00 umol of the radionuclide. First, order the samples by decreasing Initlal radloactivity. Then calculate how long It will take for the amount of radionuclide In each sample to decrease to 1/8 of the Initial amount. radlonuclide time for amount of Inltlal radionuclide to decrease to sample radloactivity symbol half-life 1/8 of Initial amount 51 Mn 25 46.0 minutes 1 (highest) v minutes A. 96 Tc 4.0 days 2 days 43 99 Мо 42 66.0 hours 3 hours 103 | days Pd 17. days 4 (lowest) D 46 Check Privacy Accessi Explanation 2021 McGraw-Hill Education. All Rights Reserved Terms of Use

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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A medlcal techniclan Is working with the four samples of radlonuclides llsted In the table below. Initlally, each sample contains 8.00 umol of the radionuclide.
First, order the samples by decreasing Initial radioactivity. Then calculate how long it will take for the amount of radionuclide in each sample to decrease to 1/8
of the initial amount.
time for amount of
radlonucllde to decrease to
1/8 of Initial amount
radlonucllde
Inltlal
sample
radloactivity
symbol
half-llfe
51
46.0 minutes
1 (highest) v
|minutes
Mn
25
96
Tc
4.0 days
days
B.
43
99
|hours
66.0 hours
Mo
42
103
Pd
17. days
4 (lowest)
| days
D.
46
Check
Privacy Accessi
Explanation
2021 McGraw-Hill Education. All Rights Reserved. Terms of Use
hp
esc
Σ
2.
A,
Transcribed Image Text:A medlcal techniclan Is working with the four samples of radlonuclides llsted In the table below. Initlally, each sample contains 8.00 umol of the radionuclide. First, order the samples by decreasing Initial radioactivity. Then calculate how long it will take for the amount of radionuclide in each sample to decrease to 1/8 of the initial amount. time for amount of radlonucllde to decrease to 1/8 of Initial amount radlonucllde Inltlal sample radloactivity symbol half-llfe 51 46.0 minutes 1 (highest) v |minutes Mn 25 96 Tc 4.0 days days B. 43 99 |hours 66.0 hours Mo 42 103 Pd 17. days 4 (lowest) | days D. 46 Check Privacy Accessi Explanation 2021 McGraw-Hill Education. All Rights Reserved. Terms of Use hp esc Σ 2. A,
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