 12.1: Explain why neutrons are not prohibited from beingin the nucleus fo...
 12.2: Why does the atomic number Z determine the chemicalproperties of a ...
 12.3: Explain how the nuclear charge radius could be differentfrom the nu...
 12.4: Do you believe it is easier to measure atomic masses ornuclear mass...
 12.5: Do you think it is signifi cant that the nucleus has ahard core? Wh...
 12.6: Is the nuclear potential shown in Figure 12.5 consistentwith a shor...
 12.7: How likely is it that there are additional, asyetundetected,stable...
 12.8: Why does the binding energy curve of Figure 12.7 riseso fast for th...
 12.9: Hundreds of nuclides are known to decay by alphaemission. Why is de...
 12.10: For several decades it was believed that the neutrinowas massless. ...
 12.11: Why is electron capture more probable than decayfor the very heavy ...
 12.12: Why do unstable nuclei below the line of stability inFigure 12.6 un...
 12.13: Why are radioactive nuclei still producing heat insideEarth?
 12.14: Not everyone agrees about the age of the oldest materialand rocks f...
 12.15: Compute the gravitational and Coulomb force betweentwo protons in 3...
 12.16: Consider two protons in the 27Al nucleus with theircenters located ...
 12.17: (a) Show that the equation giving the binding energyof the last neu...
 12.18: (a) Show that the equation giving the binding energyof the last pro...
 12.19: What is the energy released when three alpha particlescombine to fo...
 12.20: Estimate the nuclear spins of the 3He and 4He nuclei.Explain your r...
 12.21: The energy required to remove an inner Kshell electronfrom a silve...
 12.22: Compare the total Coulomb repulsion energy betweenprotons for 4He, ...
 12.23: Continue adding neutrons into 16O as in Figure 12.9.We fi nd that 1...
 12.24: Explain why 4220Ca is stable, but 4120Ca is not. If 4220Ca isstable...
 12.25: Use the von Weizscker semiempirical mass formulato determine the m...
 12.26: (a) Use the von Weizscker semiempirical mass formulato determine t...
 12.27: A radioactive sample of 60Co (t1/2 5.271 y) has a activity of 4.4 1...
 12.28: An unknown radioactive sample is observed to decreasein activity by...
 12.29: Show that the mean (or average) lifetime of a radioactivesample is ...
 12.30: For the reactor described in Example 12.12, computethe alpha activi...
 12.31: Potassium is a useful element in the human body andis present at a ...
 12.32: The nuclide 189F ( emitter, t1/2 109.8 min) is auseful radioactive ...
 12.33: Tritium (t1/2 12.33 y) is mostly produced for militarypurposes. The...
 12.34: If we have the same mass quantities of the followingnuclides, rank ...
 12.35: Use atomic masses to show that nucleon decay doesnot occur for 5226...
 12.36: In Example 12.13 we showed that 23092U does not decayby nucleon emi...
 12.37: Show directly using masses that protons do not undergoany of the be...
 12.38: Calculate whether 14462Sm and 14762Sm may alpha decay.The natural a...
 12.39: How much kinetic energy does the daughter havewhen 24195Am undergoe...
 12.40: Show from the conservation of energy and momentumthat if Equation (...
 12.41: Find which of the and decays are allowed for 8035Br.
 12.42: Find which of the and decays are allowed for 22789Ac.
 12.43: Show that , , , and EC decay are possible for thenucleus 23091Pa.
 12.44: List all the possible energies of decay for 230U basedon Figure 12.16.
 12.45: Calculate the partial pressure of helium gas for a volumeof 1.0 106...
 12.46: The nuclide 60Co decays by . Yet 60Co is often used,especially in m...
 12.47: Explain why predominates over decay in thenatural radioactive decay...
 12.48: Give reasons why 14O can decay, but the protoncannot. (Hint: Use ma...
 12.49: Two rocks are found that have different ratios R of 238U to 206Pb: ...
 12.50: Use Table 12.2 to list some radioactive nuclides thatmay be useful ...
 12.51: If scientists are only able to determine the ratio of Rin Equation ...
 12.52: If the age of Earth is 4.6 billion years, what should bethe ratio o...
 12.53: Use only Z and A values to calculate the number of and particles pr...
 12.54: Earth is about 4.6 billion years old. If 235U is 0.72%abundant toda...
 12.55: Consider 100 g of 252Fm, which decays in a sequenceof fi ve decays ...
 12.56: Note in Table 12.2 that the halflives of two abundantisotopes of t...
 12.57: Two isobars that have their Z and N values interchangedare called m...
 12.58: The stable nuclei 36Ar and 76Se both differ by 20 inatomic number f...
 12.59: In Conceptual Example 12.7, we suggested that addingboth a proton a...
 12.60: In Section 12.5 we noted that adding a proton to 12Cresults in an u...
 12.61: Show that the total Coulomb selfenergy of a sphereof radius R cont...
 12.62: Use the uncertainty principle p x U/2 to calculatethe minimum kinet...
 12.63: The nucleus 18073Ta is unusual because it has both oddZ and odd N, ...
 12.64: The only stable isotope of holmium is 16567Ho. Explainthis. Can 165...
 12.65: The nuclide 22688Ra decays to gaseous 22286Rn with a t1/2 1600 y. T...
 12.66: Rudolf Mssbauer discovered in 1957 that transitionsfrom an excited ...
 12.67: Radon gas in the form of 222Rn is a health hazard becauseit is a ga...
 12.68: Just as there are atomic shell features, there are alsonuclear shel...
 12.69: Use the nuclear shell model of the previous problemto list fi ve st...
 12.70: (a) Compute the alpha decay energy K for the radiumisotopes 218, 22...
Solutions for Chapter 12: The Atomic Nucleus
Full solutions for Modern Physics for Scientists and Engineers  4th Edition
ISBN: 9781133103721
Solutions for Chapter 12: The Atomic Nucleus
Get Full SolutionsThis expansive textbook survival guide covers the following chapters and their solutions. Chapter 12: The Atomic Nucleus includes 70 full stepbystep solutions. This textbook survival guide was created for the textbook: Modern Physics for Scientists and Engineers, edition: 4. Modern Physics for Scientists and Engineers was written by and is associated to the ISBN: 9781133103721. Since 70 problems in chapter 12: The Atomic Nucleus have been answered, more than 7014 students have viewed full stepbystep solutions from this chapter.

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