A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 18.00 µmol 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 1/32 of the initial amount. sample A B U D symbol 179 73 91 39 103 46 59 radionuclide 26 Ta Y Pd Fe half-life 2.0 years 59.0 days 17. days 45.0 days initial radioactivity (choose one) (choose one) (choose one) (choose one) time for amount of radionuclide to decrease to 1/32 of initial amount X years days days days
A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 18.00 µmol 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 1/32 of the initial amount. sample A B U D symbol 179 73 91 39 103 46 59 radionuclide 26 Ta Y Pd Fe half-life 2.0 years 59.0 days 17. days 45.0 days initial radioactivity (choose one) (choose one) (choose one) (choose one) time for amount of radionuclide to decrease to 1/32 of initial amount X years days days days
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter18: Nuclear Chemistry
Section: Chapter Questions
Problem 18.CCP
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![A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample
contains 18.00 μmol 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 1/32 of the initial amount.
sample
A
B
C
D
symbol
179
73
91
39
103
46
59
radionuclide
26
Ta
Y
Pd
Fe
half-life
2.0 years
59.0 days
17. days
45.0 days
initial
radioactivity
(choose one)
(choose one) ✓
(choose one) ✓
(choose one) ✓
time for amount of
radionuclide to decrease to
1/32 of initial amount
years
days
days
days](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F34ae7528-add2-4531-ac5c-0670dfcd79e3%2Fd448a6e4-8805-4741-8adc-d074e89c08ce%2Fulwue3_processed.png&w=3840&q=75)
Transcribed Image Text:A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample
contains 18.00 μmol 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 1/32 of the initial amount.
sample
A
B
C
D
symbol
179
73
91
39
103
46
59
radionuclide
26
Ta
Y
Pd
Fe
half-life
2.0 years
59.0 days
17. days
45.0 days
initial
radioactivity
(choose one)
(choose one) ✓
(choose one) ✓
(choose one) ✓
time for amount of
radionuclide to decrease to
1/32 of initial amount
years
days
days
days
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Follow-up Question
![A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains
18.00 μmol 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 1/32 of the initial amount.
sample
A
B
с
D
symbol
179
73
91
39
103
46
59
26
radionuclide
Ta
Y
Pd
Fe
half-life
2.0 years
59.0 days
17. days
45.0 days
initial
radioactivity
(choose one)
(choose one)
(choose one) ✓
(choose one) ✓
time for amount of
radionuclide to decrease to
1/32 of initial amount
X
years
days
days
days](https://content.bartleby.com/qna-images/question/34ae7528-add2-4531-ac5c-0670dfcd79e3/a259454d-87f8-4603-bca4-1f4e78ca86f8/177an5o_thumbnail.png)
Transcribed Image Text:A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains
18.00 μmol 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 1/32 of the initial amount.
sample
A
B
с
D
symbol
179
73
91
39
103
46
59
26
radionuclide
Ta
Y
Pd
Fe
half-life
2.0 years
59.0 days
17. days
45.0 days
initial
radioactivity
(choose one)
(choose one)
(choose one) ✓
(choose one) ✓
time for amount of
radionuclide to decrease to
1/32 of initial amount
X
years
days
days
days
Solution
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