A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 25.00 umol ofthe radionuclide.First, order the samples by decreasing initial radioactivity. Then calculate how long it will take for the amount of radionuclide in each sampleto decrease to 1/4 of the initial amount.radionuclidetime for amount ofradionuclide to decrease to1/4 of initial amountinitialradioactivityolosamplesymbolhalf-life64Ga313. minutesv (choose one)1 (highest)IminutesA20332. daysI daysPb4 (lowest)821224. minutes(choose one)minutes533214. daysI daysD(choose one)15ExplanationCheckPrivacy Accessibility2021 McGraw-Hill Education. All Rights Reserved. Terms of UseTOWMAY 110MacBook Air

More the half life less will be the radioactivity vice versa.

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 initial sample radionuclide to decrease to 1/4 of initial amount radioactivity symbol half-life 64 3. minutes Ga 31 v (choose one) 1 (highest) A minutes 2. 203 Pb 3 B 2. days 4 (lowest) |days 82 122 I 4. minutes (choose one) : minutes 53 32 14. days I days (choose one) 15

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 initial sample radionuclide to decrease to 1/4 of initial amount radioactivity symbol half-life 64 3. minutes Ga 31 v (choose one) 1 (highest) A minutes 2. 203 Pb 3 B 2. days 4 (lowest) |days 82 122 I 4. minutes (choose one) : minutes 53 32 14. days I days (choose one) 15

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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