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Stability of the Nucleus (College)

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Stability of the Nucleus

1. 
Which of the following describes the difference between the mass of an atom and the sum of the masses of its protons, neutrons, and electrons?
  1. mass loss
  2. mass gain
  3. mass defect
  4. binding mass
2. 
What is represented by c in the equation for nuclear binding energy?
  1. specific heat capacity
  2. temperature, in ºC
  3. capacitance
  4. the speed of light
3. 
Which of the following correctly describes the nuclear binding energy?
  1. The energy needed to keep the nucleus together
  2. The energy released when a nucleus is formed from neutrons and protons
  3. The energy released when a nucleus is broken apart
  4. (a) and (c)
4. 
Which of the following elements represents the nuclide with the highest energy per binding nucleon?
  1. iron-56
  2. barium-137
  3. manganese-56
  4. cesium-133
5. 
Which of the following equations correctly relates the nuclear binding energy to the mass defect?
  1. [math]E=mc^2[/math]
  2. [math]∆E=m∆c^2[/math]
  3. [math]∆E=∆m∆c^2[/math]
  4. [math]∆E=∆mc^2[/math]
6. 
Which of the following units is equivalent to 1 joule of energy?
  1. [math]{"amu"•"m"}/{"s"^2}[/math]
  2. [math]{"amu"•s^2}/{"m}[/math]
  3. [math]{"kg"•"m"}/{"s"^2}[/math]
  4. [math]{"s"^2•"m"}/{kg}[/math]
7. 
What is the significance of the graph of the binding energy per nucleon vs. mass number?
  1. Elements with an atomic number less than 56 participate in fusion
  2. Elements with a mass number greater than 56 participate in fission
  3. Elements with a mass number less than 56 participate in fission
  4. Elements with an atomic number less than 56 participate in fission
8. 
What is the mass defect of S-32?
  1. 0.00 amu
  2. 0.198 amu
  3. 0.02 amu
  4. 2.00 amu
9. 
What is the binding energy per nucleon for S-32?



10. 
The nuclear binding energy per nucleon of Ca-40 is [math]-9.33 xx 10^-13 "J"/"nucleon"[/math].
  1. True
  2. False

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