A medical technican is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 6.00 umol ofthe radionuclide.First, order the samples by decreasing initial radioactivity. Then calculate how long it will take for the amount of radionudide in each sampleto decrease to 1/4 of the initial amount. radionuclidetime for amount ofinitial radioactivity radionuclide to decrease to1/4 of initial amountsamplesymbolhalf-life62Cu295.0 minutes(choose one) V|minutes103Ru4439. daysdays(choose one) V212Pb82C11. hourschoose one)Y|hours89Sr3850.0 days(choose one)I days

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radionuclide time for amount of initial radioactivity radionuclide to decrease to 1/4 of initial amount sample symbol half-life 62 Cu 29 5.0 minutes |(choose one) minutes 103 Ru 44 39. days |(choose one) V I days 212 Pb 82 C 11. hours (choose one) V O hours 89 Sr 38 50.0 days (choose one) v I days

radionuclide time for amount of initial radioactivity radionuclide to decrease to 1/4 of initial amount sample symbol half-life 62 Cu 29 5.0 minutes |(choose one) minutes 103 Ru 44 39. days |(choose one) V I days 212 Pb 82 C 11. hours (choose one) V O hours 89 Sr 38 50.0 days (choose one) v I 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...

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