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Nuclear Physics Nuclear Terms - Questions and Answers

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21. Nuclear term A represents the number of
A. neutrons
B. protons
C. electrons
D. nucleons
Explanation:
22. Mass number refers to
A. the number of neutrons
B. the number of protons
C. the sum of the number of neutrons and protons in the nucleus
D. the number of positrons
Explanation:
23. The term nucleon is used to refer to
A. electron
B. photon
C. positron
D. either neutron or proton
Explanation:
24. The mass of a neutron is
A. 1.00728 amu
B. 1.00866 amu
C. 1.66 amu
D. 1.602 amu
Explanation:
25. Mass-energy equation is
A. E = m/c2
B. E = mc
C. E = m/c
D. E = mc2
Explanation: