Radiation Quiz 2

Radiation Quiz 2 - grams of a 16 gram sample of iodine-131...

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CHEM 120 Chapter 9 Nuclear Radiation Practice Quiz 2 Name ________________________________ 1 pt 1. The nuclear symbol of helium, 2 4 He, is also the symbol for designating a(n) alpha particle 1pt 2. For 85 38 Sr, there are 38 protons and 47 neutrons. 2 pts 3. Complete the following nuclear equations 28 13 Al + 4 2 He ----- > 32 O 16 + 0 -1 e 2pts 4. A patient receives 10 mrads of gamma radiation. If the factor that adjusts for biological damage for for gamma radiation is 1, how many mrems did the patient receive? Rems =rads x factor Mrems = mrads x factor Mrems = 10 mrads x 1 Mrems = 10 2pts 5. Iodine-131 is a beta emitter and has a half-life of 8.0 days how many
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Unformatted text preview: grams of a 16 gram sample of iodine-131 would remain after 4 days? (error) ( ans = 0.5 g) 8 days 8 days 8 days 8 days 8 days I-131 I-131 I-131 I-131 I-131 I-131 16 g 8 g 4 g 2 g 1 g 0.5 g 2pts 6. The dosage of technetium-99m for myocardial imaging is 280 Ci/kg (error) of body weight. How many mCi should be given to a patient weighing 65 kg? 280 Ci 1 Kg ? Ci 65 Kg ? = 1820 Ci x 1 Ci x 1000 mCi = 18.2 = 18 mCi 1 x10 6 Ci 1 Ci...
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Radiation Quiz 2 - grams of a 16 gram sample of iodine-131...

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