A semiempirical formula for the binding energy of a nucleus of atomic number Z and mass number A is E, = C1A – C2A²/3 – C3 Z(Z – 1) (A – 2Z)? - C4 +C,A-4/3, A1/3 A where C = 14.1 MeV, C2 = 13.0 MeV, C3 = 0.595 MeV, C4 = 19.0 MeV, and C5 = 33.5 MeV. Find the most stable isobar for A = 25.
Q: A sample of wood from an Egyptian mummy case taken from an archaeological site is subjected to…
A: Given :A∘=16.3 d/m.gA=10.41 d/min.g
Q: (a) What is the ratio of the radii of the nuclei Ni-58 and N-15? (b) What is the ratio of the…
A: The average radius of the nucleus with mass number a is given by Given
Q: The Q-value of a reaction is the amount of energy released during the reaction. It is stated that in…
A: The Q-value of a reaction is given by the difference in mass-energy between the reactants and…
Q: Consider the nuclei Sn with an atomic number of 50 and mass number is 118 . Determine its mass…
A:
Q: If air is 80% N15 and 20% 016. Using the data below, calculate the average distance a thermal…
A: Let Σ be defined as the microscopic cross-sectional area. Then, Σ=N1σ1+N2σ2 .........1…
Q: observations
A: As we know the the protones are charge particles so they repel each other. For heavy nuclues size of…
Q: Determine the binding energy and mass defect of Boron nuclide (A = 11, Z = 5). Note: mass of proton:…
A: Given value--- mass of proton: 1.6726219 * 10 ^ - 27 kg: mass of neutron: 1.674927471 * 10 ^ - 27…
Q: (a) Determine the product of the reaction Li + *He → ? + n. → Help chemPad |Xu|X| Greek (b) What is…
A:
Q: (a) What is the ratio of the radii of the nuclei Ni-58 and N-14? (b) What is the ratio of the…
A: The average radius of the nucleus with mass number a is given by Given
Q: The nucleus 33S has I=3/2 and γN = 2.054 x 107 T-1 s-1. Calculate the energies of the nuclear spin…
A:
Q: The activity due to 14C of a sample has a specific activity of 10.41 d/min.g. The same mass of a…
A: We know from the radioactive decay formula, t=-T120.693lnAA0 Where T12 is the half-life of the…
Q: Many transuranium elements, such as neptunium-240, have very short half-lives. (For 24 Np, the…
A: The Neptunium atom consists of 93 protons and 147 neutrons. The mass of Np93240 nucleus is given as,…
Q: A sample of shale contains 0.055% 238U by weight. Calculate the number of spontaneous fi ssions in…
A: Given: A sample of shale contains 0.055% 238U by weight. Calculate the number of spontaneous fi…
Q: An element, X has an atomic number 60 and a atomic mass of 166.581 u. This element is unstable and…
A: Concept: To determine the Initial activity of the sample we will use the Formula R∘=λ×N∘here,λ=…
Q: nucleus of radius 4.62 fm contains 26 protons. How many neutrons does the nucleus contain?
A: Number of neutron = mass number -number of proton
Q: Calculate the binding energy per nucleon for Mo (Mnuc = 97.905409u). Estimate the nuclear binding…
A: Binding energy as the name suggests is the amount of energy required to keep all the nucleons inside…
Q: Consider a CI nucleus to be a sphere with the seventeen protons uniformly distributed throughout.…
A: Given that Chlorine has 17 protons and 18 neutrons uniformly distributed throughout. The radius of…
Q: A sample of radioisotope has a decay constant of 9.978x107 s1 and prepared with an initial activity…
A:
Q: Determine the binding energy and mass defect of Boron nuclide (A = 11, Z = 5). Note: mass of…
A:
Q: Example 9: Tritium (³H) has a half-life of 12.3 years and releases 0.018 6 MeV energy per decay.…
A: Given Tritium H3 half-life t12 = 12.3 years Energy ε = 0.0186 MeV Mass of…
Q: A certain amount of a sample of 96X has an activity of 0.1084 μCi. In 24.2 days, the activity of the…
A: Given, A certain amount of a sample of 96X has an activity of 0.1084 μCi. In 24.2 days, the activity…
Q: A sample of radioisotope has a decay constant of 9.978×107 s1 and prepared with an initial activity…
A: Given: The decay constant of the radioactive sample is 9.978x10-7 s-1. The initial activity of the…
Q: The difference in the coulomb energy between the mirror nuclei 49 24 Cr and 49 25 Mn is 6 MeV.…
A: The difference in Coulomb energies for nuclei with Z+1 and Z protons is given as,
Q: The difference in the coulomb energy between the mirror nuclei (_24^49)Cr and (_25^49)Mn is 6 MeV.…
A:
Q: Two radioactive waste products from nuclear reactors are strontium Sr (712= 29.1yr) and cesium Cs…
A:
Q: A radiation oncologist treats cancer with two species of radioactive nuclei, X and Y. The initial…
A: As per radioactive decay law, the present number of radioactive nuclei of the used species can be…
Q: B) Calculate the average nuclear binding energy of 13AL nucleus, knowing that the mass defect of…
A: Given data: The mass defect of A1328lnucleus, ∆m=0.24136 a.m.u. 1 a.m.u=1.6605×10-27 kg. 1…
Q: Two radioactive elements A & B have initially activity 10 curie & 20 curie respectively. If A has…
A: Two radioactive elements A & B have initially activity 10 curie & 20 curie respectively. If…
Q: Find the radius of a nucleus of 232 90 Th and 4 2 He. (a) 232 90…
A:
Q: 7 3Li is 7.016004 u, the atomic mass of 4 2He is 4.002603 u, the atomic mass of a neutron is…
A: Given: Atomic mass of 73Li=7.016004 u atomic mass of 42He=4.002603 u atomic mass of neutron…
Q: The nucleus16 B(Z=5)has not been detected in nuclear reaction studies. Explain why. (Please type…
A: Nucleus of 16 B ( Z = 5 )
Q: The binding energy per nucleon of Li-7 and He-4 nuclei are 5.60 MeV and 7.06MeV respectively. In the…
A: The binding energy per nucleon is define as the binding energy of the nucleus divide by the number…
Q: Consider the nuclei 11750Sn. Determine its mass defect in kilograms if its atomic mass is 116.95…
A:
Q: Consider a model of the nucleus in which the positive charge (Ze) is uniformly distributed…
A: The electric charge density of a sphere is,
Q: he half-life of 27Mg is 9.50 min. Initially there were 3.70 × 1012 27Mg nuclei present. How many…
A:
Q: Find the nuclear radii of the following nuclides: (a) 12H (b) 6027Co (c) 19779 Au (d) 23994 Pu.
A:
Q: 1Given the atomic mass of Beryllium-11 is 11.021658 u, what is the nuclear binding energy of…
A: The atomic mass of Beryllium-11 is 11.021658 u. The mass of the protonmp=1.0078251 u.The mass of the…
Q: 6 The radioactive isotope, C does not occur naturally but it is found at con- stant rate by the…
A:
Q: What is the relationship between the binding energy and the mass defect* 1 poi of an atomic nucleus?…
A: The mass defect of a nucleus is defined as the difference between the sum of masses of all the…
Q: Calculate the mass-defects of oxygen-16 (oxygen has an atomic number of 8 and atomic weight of…
A: Calculate the mass-defects of oxygen-16 (oxygen has an atomic number of 8 and atomic weight of…
Q: The half-life of 43100Tc, a ß- emitter, is 15.8 s. a). How many atoms of 43100Tc are present in a…
A: Half life of decay = 15.8 Activity of sample = 0.2×10-6 = 3.7×1010 ×0.2×10-6 = 7400Bq
Q: A radioactive sample contains 3.50 μg of pure 11 C, which has a half-life of 20.4 min. (a) How many…
A: a) To calculate the number of mole of 11C,
Q: Determine the nucleus density (in kg/m3) of the following four isotopes. 4He (m = 4.00260325415 u)…
A:
Q: a) For a homogeneous nucleation process, sketch the dependence of the surface and bulk free energies…
A: Curve Homogenous nucleation
Q: Suppose you are producing nanoparticles in a vacuum chamber with a pressure of 150 Pa. What is the…
A: Given: The vacuum chamber has a pressure of 150 Pa. The temperature of the nucleus is 1473 K.…
Q: It is possible on the basis of shell model that nucleus with Z = 110 and A = 294 may be…
A: The empirical formula for the nuclear radius is R = R0…
Step by step
Solved in 2 steps with 2 images
