In medical application prior to having an MRI, a patient will be administered a dye containing a radioactive substance, Gadolinium-159, which has a half-life of 18.5 hours. a) How long will it take for this isotope to decay to one-eighth of its original amount? b) If the original amount was 64 micrograms (6.4 x 10^-5 g) how much remains after this time?
In medical application prior to having an MRI, a patient will be administered a dye containing a radioactive substance, Gadolinium-159, which has a half-life of 18.5 hours. a) How long will it take for this isotope to decay to one-eighth of its original amount? b) If the original amount was 64 micrograms (6.4 x 10^-5 g) how much remains after this time?
Chapter10: Radioactivity And Nuclear Processes
Section: Chapter Questions
Problem 10.73E
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In medical application prior to having an MRI, a patient will be administered a dye containing a radioactive substance, Gadolinium-159, which has a half-life of 18.5 hours. a) How long will it take for this isotope to decay to one-eighth of its original amount? b) If the original amount was 64 micrograms (6.4 x 10^-5 g) how much remains after this time?
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