Question 1

PET scans are used to detect tumors and coronary artery disease,determine whether cancer has spread to other organs of the body,and monitor whether cancer treatment has been successful.

Accepted Answer

A) True 
 B)False

Question 2

Which nuclear equation is an example of β decay?

Accepted Answer

A)   
B)   
C)   
D)   
E)   F) None of the above
G) B) and E)

Question 3

The half-life (t1/2) of a radioactive isotope depends on which of the following?

Accepted Answer

A)  The amount of the radioisotope present
B)  The isotope
C)  The temperature
D)  The pressure
E)  All of the factors listedF) B) and C)
G) A) and B)

Question 4

The balanced nuclear equation for the decay of neon-31 by β decay is  .

Accepted Answer

A) True 
 B)False

Question 5

The balanced nuclear equation for the decay of radon-220 by α decay is  .

Accepted Answer

A) True 
 B)False

Question 6

What is the estimated the age of an artifact that has 1/16 of the amount of carbon-14 (relative to carbon-12) compared to living organisms. (C-14 t1/2 = 5,730 years)

Accepted Answer

A)  358 years
B)  5,730 years
C)  17,190 years
D)  22,920 years
E)  28,650 yearsF) C) and E)
G) A) and B)

Question 7

Cobalt-60 is used as an external source of radiation for cancer treatment.

Accepted Answer

A) True 
 B)False

Question 8

Which is the symbol for a beta particle?

Accepted Answer

A)   
B)   
C)   
D)   E) B) and C)
F) A) and D)

Question 9

The fusion of two hydrogen isotopes below forms which product?

Accepted Answer

A)   
B)   
C)   
D)   E) A) and B)
F) A) and C)

Question 10

A microcurie of radioactivity is larger than a Becquerel of radioactivity.

Accepted Answer

A) True 
 B)False

Question 11

Rb-84 is used to monitor cardiac output and has a half life of 33 days. It would take approximately 165 days for a 1.000 mg sample of Rb-84 to decay to 0.063 mg.

Accepted Answer

A) True 
 B)False

Question 12

In β emission,one neutron of the original nucleus decays to a β particle and a(n)________.

Accepted Answer

The answer of In β emission,one neutron of the original...

Question 13

Nuclear fusion is the splitting apart of a heavy nucleus into lighter nuclei and neutrons.

Accepted Answer

A) True 
 B)False

Question 14

To treat a thyroid tumor,a patient must be given a 150-mCi dose of iodine-131,supplied in a solution containing 32 mCi/mL. What volume of solution must be administered per dose?

Accepted Answer

A)  1.0 mL
B)  4.7 mL
C)  4,800 mL
D)  32 mLE) A) and B)
F) A) and C)

Question 15

What is the minimum recommended protective equipment when handling a beta particle emitter?

Accepted Answer

A)  Lab coat and gloves
B)  Heavy lab coat and gloves
C)  Lead shielding
D)  No protective equipment is recommended.E) B) and C)
F) All of the above

Question 16

Two problems that surround nuclear power generation are the possibility of radiation leaks and the disposal of nuclear waste.

Accepted Answer

A) True 
 B)False

Question 17

What is the balanced nuclear equation for the beta emission of the radioisotope strontium-90?

Accepted Answer

A)   
B)   
C)   
D)   
E)   F) A) and E)
G) B) and D)

Question 18

Which species completes the nuclear equation shown below?

Accepted Answer

A)   
B)   
C)   
D)   E) A) and C)
F) C) and D)

Question 19

The LD50 of a substance is the lethal dose that kills ________% of a population.

Accepted Answer

Question 20

A positron is formed when a neutron is converted to a proton and an electron.

Accepted Answer

A) True 
 B)False

Exam 10: Nuclear Chemistry

Which nuclear equation is an example of β decay?

Correct AnswerverifiedShow Answer

The half-life (t1/2) of a radioactive isotope depends on which of the following?

Correct AnswerverifiedShow Answer

To treat a thyroid tumor,a patient must be given a 150-mCi dose of iodine-131,supplied in a solution containing 32 mCi/mL. What volume of solution must be administered per dose?

Correct AnswerverifiedShow Answer

In β emission,one neutron of the original nucleus decays to a β particle and a(n)________.

Correct AnswerverifiedShow Answer

Which is the symbol for a beta particle?

Correct AnswerverifiedShow Answer

The balanced nuclear equation for the decay of radon-220 by α decay is .

Correct AnswerverifiedShow Answer

Nuclear fusion is the splitting apart of a heavy nucleus into lighter nuclei and neutrons.

Correct AnswerverifiedShow Answer

A positron is formed when a neutron is converted to a proton and an electron.

Correct AnswerverifiedShow Answer

Cobalt-60 is used as an external source of radiation for cancer treatment.

Correct AnswerverifiedShow Answer

What is the balanced nuclear equation for the beta emission of the radioisotope strontium-90?

Correct AnswerverifiedShow Answer

Two problems that surround nuclear power generation are the possibility of radiation leaks and the disposal of nuclear waste.

Correct AnswerverifiedShow Answer

Rb-84 is used to monitor cardiac output and has a half life of 33 days. It would take approximately 165 days for a 1.000 mg sample of Rb-84 to decay to 0.063 mg.

Correct AnswerverifiedShow Answer

The balanced nuclear equation for the decay of neon-31 by β decay is .

Correct AnswerverifiedShow Answer

What is the estimated the age of an artifact that has 1/16 of the amount of carbon-14 (relative to carbon-12) compared to living organisms. (C-14 t1/2 = 5,730 years)

Correct AnswerverifiedShow Answer

What is the minimum recommended protective equipment when handling a beta particle emitter?

Correct AnswerverifiedShow Answer

A microcurie of radioactivity is larger than a Becquerel of radioactivity.

Correct AnswerverifiedShow Answer

The LD50 of a substance is the lethal dose that kills ________% of a population.

Correct AnswerverifiedShow Answer

The fusion of two hydrogen isotopes below forms which product?

Correct AnswerverifiedShow Answer

Which species completes the nuclear equation shown below?

Correct AnswerverifiedShow Answer

PET scans are used to detect tumors and coronary artery disease,determine whether cancer has spread to other organs of the body,and monitor whether cancer treatment has been successful.

Correct AnswerverifiedShow Answer

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The half-life (t_1/2) of a radioactive isotope depends on which of the following?

Correct Answer
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What is the estimated the age of an artifact that has 1/16 of the amount of carbon-14 (relative to carbon-12) compared to living organisms. (C-14 t_1/2 = 5,730 years)

Correct Answer
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The LD₅₀ of a substance is the lethal dose that kills ________% of a population.

Correct Answer
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