A) e
B) γ
C) H
D) H
E) n
Correct Answer
verified
Multiple Choice
A) The mass number and atomic number decrease.
B) The mass number and atomic number increase.
C) The mass number increases and the atomic number is unchanged.
D) The mass number is unchanged and the atomic number increases.
E) The mass number and atomic number do not change.
Correct Answer
verified
Multiple Choice
A) P
B) S
C) S
D) Si
E) Al
Correct Answer
verified
Multiple Choice
A) Ra +
He →
Th
B) Ra →
n +
Ra
C) Ra →
e +
Ac
D) Ra +
e →
Ac
E) Ra →
He +
Rn
Correct Answer
verified
Multiple Choice
A) Fr
B) Ac
C) Po
D) Th
E) Rn
Correct Answer
verified
Multiple Choice
A) H
B) g
C) e
D) e
E) n
Correct Answer
verified
Multiple Choice
A) phenol red
B) radioactivity
C) phosphorescence
D) desensitivity
E) argon
Correct Answer
verified
Multiple Choice
A) cosmic radiation from outer space
B) terrestrial radiation
C) natural radionuclides in the body
D) a five-hour jet airplane ride
E) radon gas
Correct Answer
verified
Multiple Choice
A) gamma capture
B) beta capture
C) positron emission
D) proton capture
E) neutron bombardment
Correct Answer
verified
Multiple Choice
A) Ru
B) Rh
C) Nb
D) Mo
E) Ru
Correct Answer
verified
Multiple Choice
A) 0.0427 days
B) 1.491 days
C) 2.04 days
D) 23.4 days
Correct Answer
verified
Multiple Choice
A) beta capture
B) positron emission
C) gamma emission
D) electron capture
E) alpha capture
Correct Answer
verified
Multiple Choice
A) n
B) n
C) e
D) He
E) γ
Correct Answer
verified
Multiple Choice
A) iron-59
B) phosphorus-32
C) thallium-201
D) iodine-131
E) fluorine-18
Correct Answer
verified
Multiple Choice
A) 15
B) 93
C) 83
D) 60
E) 88
Correct Answer
verified
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