Question Show transcribed image text Gallium- 67 is used in the medical diagnosis of tumors if you ingest a compound containing 0.250 mg of this isotope how many milligrams will remain in your body after 21.0 days?
(The half-life of Ga-67 is 77.9 hours) Write a balanced nuclear equation for the electron capture by 55/26 Fe Fill in the missing nuclide or particle The most likely decay mechanism for 47/20 Ca would be: Which of the following nuclides is most likely to be radioactive? The first nuclear reaction that was observed occured when nitro-14 was bombarded with alpha particles. one product and the other product was: The Chernobyl nuclear accident of 1986 sent enormous amounts of stronium-90 into the surrounding environment The half-life of this isotope is 27.72 years. What percentage of strontium will still remain after 200 year?
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