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Uranium-237 undergoes alpha emission. Show the reaction and determine the new element formed. What type of radiation the most penetrating? ____ Iodine-123, used for diagnostic imaging in the thyroid, has a half-life of 13 hours. If 50.0 mg was prepared on Monday at 8:00 am, how many mg remain at 10:00 am on the following day? Iodine-139 is a beta emitter. Show the reaction and determine the new element formed. Write the symbols for each of the following: a) Positron____ b) beta particle _____ c) alpha particle____ d) gamma ray ___
Uranium-237 undergoes alpha emission. Show the reaction and determine the new element formed. What type of radiation the most penetrating? ____ Iodine-123, used for diagnostic imaging in the thyroid, has a half-life of 13 hours. If 50.0 mg was prepared on Monday at 8:00 am, how many mg remain at 10:00 am on the following day? Iodine-139 is a beta emitter. Show the reaction and determine the new element formed. Write the symbols for each of the following: a) Positron____ b) beta particle _____ c) alpha particle____ d) gamma ray ___
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Tod ThielLv2
6 Oct 2019
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