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What is the person mass

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Over a year's time, a person receives a biologically equivalent dose of 21 mrem (millirems) from cosmic rays, which consist primarily of high-energy protons bombarding earth's atmosphere from space. The relative biological effectiveness of protons is 10.(a)What is the person's absorbed dose in rads?(b)The person absorbs2.3 × 10-3Jof energy from cosmic rays in a year. What is the person's mass?

Reference no: EM131162260

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