Biology, asked by jabinphilipose5214, 1 year ago

the volume of blood in patient is estimted by according the acitivty of Na24

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Answered by mp9932p9h6fz

1

A small quantity of solution containing Na24 radio nuclide (half life = 15 hour) of activity 1.0 microcurie is injected into the blood of a person. A sample of the blood of volume 1 cm3 taken. After 5 hour shown an activity of 296 disintegrations per minute. Determine the total volume of the blood I the body of the person. Assume that radioactive solution mixes uniformly in the blood of the person. (1 curie = 3.7 x 1010 disintegrations per second)

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