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 radionudide 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 O days 138. days (choose one)) V 125 I 53 60.0 days |(choose one) v O days B 77 Br 35 hours 57.0 hours [(choose one) v 51 460 minutes (choore O minutes

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 radionudide 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 O days 138. days (choose one)) V 125 I 53 60.0 days |(choose one) v O days B 77 Br 35 hours 57.0 hours [(choose one) v 51 460 minutes (choore O minutes

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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A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 24.00 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 time for amount of radionuclide to decrease to initial sample radioactivity symbol half-life 1/16 of initial amount 64 Ga 3.0 minutes v (choose or minutes 31 1 (highest) 33 25.0 days days 15 4 (lowest) 103 Ru days 39.0 days (choose one) e 44 68 Ga minutes 68.0 minutes (choose one) E D 31 Check Privacy Center | Accessil Explanation O 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use tv A APH 22 B.
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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
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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
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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 ?
A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 25.00 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. radionuclide time for amount of radionuclide to decrease to 1/4 of initial amount initial radioactivity olo sample symbol half-life 64 Ga 31 3. minutes v (choose one) 1 (highest) Iminutes A 203 3 2. days I days Pb 4 (lowest) 82 122 4. minutes (choose one) minutes 53 32 14. days I days D (choose one) 15 Explanation Check Privacy Accessibility 2021 McGraw-Hill Education. All Rights Reserved. Terms of Use TO W MAY 1 10 MacBook Air
MISSED THIS? Watch WE Radioactive Decay Kinetics, Read Section 21.6. You can click on the Review link to access the section in your eText A patent is given 0.045 mg of technetium-99m, a radioactive isotope with a half-ife of about 6.0 hr. Part A How long does it take for the radioactive isotope to decay to 3.2 x 10 mg? (Assume the nuclide is not excreted from the body) Express your answer using two significant figures. Submit AX → Previous Answers Request Answer ? hr
A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 13.00 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 symbol half-life 46 A Sc 84.0 days (choose one) 21 21 time for amount of radionuclide to decrease to 1/16 of initial amount ☐ days 91 B Y 59.0 days (choose one) ☐ days 39 ur 52 C Mn 6.0 days (choose one) ☐ days 25 18 D F 2. hours (choose one) hours 9 1 (highest) half 2 3 4 (lowest) х Ar ?