A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 19.00 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 1/32 of the initial amount. time for amount of radionudide to decrease to 1/32 of initial amount radionuclide initial radioactivity sample symbol half-life 95 Zr O days A 64.0 days (choose one) v 40 194 Os 76 6.0 years (choose one) v years B 95 35.0 days O days Nb (choose one) v 41 74 18. days (choose one) v O days D As 33

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IDS
Understanding radioactive half life
A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 19.00 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 1/32
of the initial amount.
radionuclide
time for amount of
radionuclide to decrease to
1/32 of initial amount
initial
sample
radioactivity
symbol
half-life
95
Zr
40
64.0 days
(choose one) v
I days
A
194
Os
76
6.0 years
(choose one) v
O years
B
95
Nb
35.0 days
(choose one) v
I days
41
74
18. days
O days
D
As
(choose one) v
33
Explanation
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Transcribed Image Text:Nerbs IDS Understanding radioactive half life A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 19.00 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 1/32 of the initial amount. radionuclide time for amount of radionuclide to decrease to 1/32 of initial amount initial sample radioactivity symbol half-life 95 Zr 40 64.0 days (choose one) v I days A 194 Os 76 6.0 years (choose one) v O years B 95 Nb 35.0 days (choose one) v I days 41 74 18. days O days D As (choose one) v 33 Explanation Check O 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use I Privacy Center I Accessibilit pe here to search 画 へG 99+ [O CHO NS ZenBook G F3 F4 F5 F6 F10 F7 F8 F9 F12 Prt Sc LAJ . ..nt
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