A 70.0-kg person experiences a whole-body exposure to a radiation with energy 4.77 MeV. A total of

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A 70.0-kg person experiences a whole-body exposure to a radiation with energy 4.77 MeV. A total of 6.25 x 1012 a particles is absorbed.
(a) What is the absorbed dose in rad?
(b) What is the equivalent dose in rem?
(c) H the source is 0.0320 g of 226Ra (half-life 1600y) somewhere in the body, what is the activity of this source?
(d) If all the alpha particles produced are absorbed, what time is required for this dose to be delivered?
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Physics

ISBN: 978-1118486894

10th edition

Authors: David Young, Shane Stadler

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