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If the half-life of a particle is 2 days, how much of this substance remains after 8 days? Select one:. O a. 6.25% O b. 25% Oc. 50% O d. 80% e. 12.5%

If the half-life of a particle is 2 days, how much of this substance remains after 8 days? Select one:. O a. 6.25% O b. 25% Oc. 50% O d. 80% e. 12.5%

Principles of Instrumental Analysis
Principles of Instrumental Analysis
7th Edition
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Chapter32: Radiochemical Methods
Section: Chapter Questions
Problem 32.18QAP: The streptomycin in 500 g of a broth was determined by addition of 1.25 mg of the pure antibiotic...
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Calculate the difference in binding energy per nucleon for the isobars 24Na and 24Mg. Which element is more stable? 6 Carbon C 12.010 7 10* 10.016 853 11* 11.011 434 12 12.000 000 13 18.003 355 14* 14.003 242 Nitrogen N 14.006 7 13 13.005 739 14 14.003 074 15.000 109 15.003 065 15 8 Oxygen 15.999 4 15* 16 15.994 915 18 17.999 160 9. Fluorine F 18.998 403 2 19 18.998 403 10 Neon Ne 20.179 7 20 19.992 440 21.991 385 21.994 437 22.989 770 22 Na 22.989 77 22 11 Sodium 23 23.990 963 23.985 042 24 Mg 24.305 0 24 12 Magnesium If the half-life of a particle is 2 days, how much of this substance remains after 8 days? Select one: O a. 6.25% O b. 25% O c. 50% O d. 80% O e. 12.5%
Transcribed Image Text:Calculate the difference in binding energy per nucleon for the isobars 24Na and 24Mg. Which element is more stable? 6 Carbon C 12.010 7 10* 10.016 853 11* 11.011 434 12 12.000 000 13 18.003 355 14* 14.003 242 Nitrogen N 14.006 7 13 13.005 739 14 14.003 074 15.000 109 15.003 065 15 8 Oxygen 15.999 4 15* 16 15.994 915 18 17.999 160 9. Fluorine F 18.998 403 2 19 18.998 403 10 Neon Ne 20.179 7 20 19.992 440 21.991 385 21.994 437 22.989 770 22 Na 22.989 77 22 11 Sodium 23 23.990 963 23.985 042 24 Mg 24.305 0 24 12 Magnesium If the half-life of a particle is 2 days, how much of this substance remains after 8 days? Select one: O a. 6.25% O b. 25% O c. 50% O d. 80% O e. 12.5%
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