A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 23.00 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 1/16 of the initial amount. sample A B с D symbol 55 26 152 63 88 39 59 radionuclide 26 Fe Eu Y Fe half-life 3.0 years 13. years 107. days 45.0 days time for amount of initial radioactivity radionuclide to decrease to 1/16 of initial amount (choose one) ✓ (choose one) V (choose one) V (choose one) ✓ years years days days

A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 23.00 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 1/16 of the initial amount. sample A B с D symbol 55 26 152 63 88 39 59 radionuclide 26 Fe Eu Y Fe half-life 3.0 years 13. years 107. days 45.0 days time for amount of initial radioactivity radionuclide to decrease to 1/16 of initial amount (choose one) ✓ (choose one) V (choose one) V (choose one) ✓ years years days days

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...

See similar textbooks

Similar questions

OSIMZ2/spwel... A" O NUCLEAR CHEMISTRY = Arvind V 1/5 Understanding radioactive half life A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 15.00 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 1/16 of the initial amount. radionuclide sample initial radioactivity time for amount of radionuclide to decrease to 1/16 of initial amount alb (choose one) years (choose one) days (choose one) hours (choose one) ✓ days B C D symbol 194 Os 76 96 43 212 82 88 39 Ic Pb Y half-life 6.0 years 4.0 days 11. hours 107. days X S ? M2²
The half life of a specific radionuclide is 8 days. How much of an 80mg sample will be left after 24 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 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
A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 22.00 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 1/8 of the initial amount. sample A B C D symbol 75 34 133 54 95 41 227 radionuclide 89 Se Xe Nb Ac half-life 120. days 5.0 days 35.0 days 22. years initial radioactivity (choose one) î (choose one) ↑ (choose one) ŵ (choose one) ↑ time for amount of radionuclide to decrease to 1/8 of initial amount X days days days years Ś
Please answer.
A medic hnican is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 22.00 umol of the radionuclide. First, order the samples by decreasing initial radioactivity. Then calculate how long it will take for the amount of radionudlide in each sample to decrease to 1/8 of the initial amount. radionuclide time for amount of initial radioactivity radionuclide to decrease to 1/8 of initial amount sample symbol half-life 139 Ce 58 138. days (choose one) V days A 125 60.0 days (choose one) v O days B 53 77 Br 35 57.0 hours |(choose one) v hours 51 Mn O minutes D 46.0 minutes [choose one) v 25
A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 24.00 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 1/3 of the initial amount. radionuclide time for amount of radionuclide to decrease to 1/32 of initial amount sample Initial symbol half-ife radioactivity 177 Lu 71 7.0 days tehnose one 0 O days 212 Bi O nours 1. hour (choose one) e 83 85 O days Sr 65.0 days (choosa one) B 38 88 107. days O days D. Y (choose one) B 39 time for amount of radionuclide to decrease to radionuclide Initial sample radioactivity symbol half-life 1/32 of initial amount 177 Lu 7.0 days O days A v (choose one) 71 1 (highest) 212 Bi 83 1. hour O hours 3. 4 (lowest) 85 Sr 38 I days 65.0 days (choose one) O 88 107. days O days D Y. (choose one) B 39
A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 22.00 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 1/4 of the initial amount. time for amount of initial radioactivity radionuclide to decrease to 1/4 of initial amount radionuclide sample symbol half-life 51 Cr 28. days (choose one) v days A 24 179 Ta 2. years (choose one) v years B 73 201 T1 73.0 hours (choose one) v hours 81 46 Sc 84.0 days (choose one) v O days D 21 (choose one) 1 (highest) 4 (lowest)
A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 8.00 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 1/16 of the initial amount. sample A B C D symbol 82 37 127 54 149 65 91 radionuclide 39 Rb Xe Tb Y half-life 1. minute 36.0 days 4.0 hours 59.0 days initial radioactivity (choose one) (choose one) ✓ (choose one) ✓ (choose one) ✓ time for amount of radionuclide to decrease to 1/16 of initial amount minutes days hours days
Q3 Radium-224 decays through the pathway a, a, a, ß, a, ß. What intermediates are formed in this decay series? What is the final stable nucleus formed?
A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 17.00 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 1/16 of the initial amount. sample A B D symbol 18 9 75 M 35 177 71 152 63 radionuclide F Br Lu Eu half-life 2. hours 98.0 minutes 7.0 days 13. years initial radioactivity (choose one) (choose one) O (choose one) (choose one) time for amount of radionuclide to decrease to 1/16 of initial amount hours minutes days years
A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 17.00 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. 000 radionuclide sample initial radioactivity time for amount of radionuclide to decrease to 1/32 of initial amount Ar days A days B hours C hours D symbol 192 Ir 77 188 74 62 30 67 31 W Zn Ga half-life 74.0 days 69.0 days 9.0 hours 78.0 hours (choose one (choose one) (choose one) (choose one) X ?