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Chapter 5: Q.5.50 (page 162)
Radiation from Tl-201 to Simone's kidneys can be 24 mGy. What is this amount of radiation in rads?
The amount of radiation in rads is rads
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In another fission reaction, uranium- bombarded with a neutron produces strontium-, another small nucleus, and three neutrons. Write the balanced nuclear equation for the fission reaction.
A sample of sodium-24 with an activity of 12 mCi was used to study the rate of blood flow in the circulatory system. If sodium-24 has a half-life of 15h, what is the activity after each of the following intervals?
a. one half-life
b. 30h
c. three half-lives
d. 2.5 days
The half-life for the radioactive decay of calcium-47 is days. If a sample has an activity of after 27 days, what was the initial activity, in microcuries, of the sample?
A vial contains radioactive iodine- with an activity of localid="1653999160871" . If a thyroid test requires localid="1653999165943" in an "atomic cocktail." how many milliliters are used to prepare the iodine-solution?
Complete the following bombardment reaction by drawing the nucleus of the new isotope that is produced in the following:
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