Bundle: Physics for Scientists and Engineers with Modern Physics, Loose-leaf Version, 9th + WebAssign Printed Access Card, Multi-Term
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ISBN: 9781305932302
Author: Raymond A. Serway, John W. Jewett
Publisher: Cengage Learning
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Chapter 44, Problem 12OQ
To determine
The quantity that represent the reaction energy of a nuclear reaction.
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On absorption of a single neutron, plutonium Pu-239 can undergo fission into xenon Xe-134 plus
zirconium Zr-103 plus three neutrons. The masses of these nuclei are, mpu-239 = 239.052 amu,
mxe-134 = 133.905 amu, and mzr-103 = 102.927 amu. Calculate the energy given off in this nuclear
reaction.
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The fission process in a reactor is represented by the equation below:
U235 + n1 = La148+ Br85 + 3n1.
If the elements in the above equation have the following atomic mass units (a.m.u ):
U235 =235.124, n1 =1.009 La148= 147.96 and Br85 = 84.938.
Given that mass of 1 a.m.u =1.67 x 10 -27 kg and 1.619 x 10-19 J = eV.
235g of Uranium contains 6.03 x 1023 atoms.
a.Calculate the mass of Uranium atom that will be converted into heat energy by the fission process.
b. Calculate the total amount of energy in MeV released during the fission process
c.Calculate the amount of energy in J that can be obtained from one kilogramme of Uranium during a fission process
c) The equation below describes the disintegration of a polonium nucleus into a
lead nucleus and an alpha-particle. During the reaction energy Q is
released.
210Po → He +²02Pb+Q
84
82
Calculate the loss of energy during the reaction.
The masses in the atomic mass unit u are as follows:
210
206
Po= 209.98287 u, Pb = 205.97446 u and He = 4.002604 u.
84
82
You may assume that 1u is equivalent to 931 MeV.
d) The lead nucleus recoils in the opposite direction to the emitted alpha particle
conserving momentum. Hence calculate:
i) The ratio of the recoil nucleus and alpha particle velocities
ii) The kinetic energy distribution of these products.
Chapter 44 Solutions
Bundle: Physics for Scientists and Engineers with Modern Physics, Loose-leaf Version, 9th + WebAssign Printed Access Card, Multi-Term
Ch. 44.1 - Prob. 44.1QQCh. 44.5 - Prob. 44.3QQCh. 44.5 - Which of the following is the correct daughter...Ch. 44 - Prob. 1OQCh. 44 - Prob. 2OQCh. 44 - Prob. 3OQCh. 44 - Prob. 4OQCh. 44 - Prob. 5OQCh. 44 - Prob. 6OQCh. 44 - Prob. 7OQ
Ch. 44 - Prob. 8OQCh. 44 - Prob. 9OQCh. 44 - Prob. 10OQCh. 44 - Prob. 11OQCh. 44 - Prob. 12OQCh. 44 - Prob. 13OQCh. 44 - Prob. 1CQCh. 44 - Prob. 2CQCh. 44 - Prob. 3CQCh. 44 - Prob. 4CQCh. 44 - Prob. 5CQCh. 44 - Prob. 6CQCh. 44 - Prob. 7CQCh. 44 - Prob. 8CQCh. 44 - Prob. 9CQCh. 44 - Prob. 10CQCh. 44 - Prob. 11CQCh. 44 - Prob. 12CQCh. 44 - Prob. 13CQCh. 44 - Prob. 14CQCh. 44 - Prob. 15CQCh. 44 - Prob. 16CQCh. 44 - Prob. 17CQCh. 44 - Prob. 1PCh. 44 - Prob. 2PCh. 44 - Prob. 3PCh. 44 - Prob. 4PCh. 44 - Prob. 5PCh. 44 - Prob. 6PCh. 44 - Prob. 7PCh. 44 - Prob. 8PCh. 44 - Prob. 9PCh. 44 - Prob. 10PCh. 44 - Prob. 11PCh. 44 - Prob. 12PCh. 44 - Prob. 13PCh. 44 - Prob. 14PCh. 44 - Prob. 15PCh. 44 - Prob. 16PCh. 44 - Prob. 17PCh. 44 - Prob. 18PCh. 44 - Prob. 19PCh. 44 - Prob. 20PCh. 44 - Prob. 21PCh. 44 - Prob. 22PCh. 44 - Prob. 23PCh. 44 - Prob. 24PCh. 44 - Prob. 25PCh. 44 - Prob. 26PCh. 44 - Prob. 27PCh. 44 - Prob. 28PCh. 44 - Prob. 29PCh. 44 - Prob. 31PCh. 44 - Prob. 32PCh. 44 - Prob. 33PCh. 44 - Prob. 34PCh. 44 - Prob. 35PCh. 44 - Prob. 36PCh. 44 - Prob. 37PCh. 44 - Prob. 38PCh. 44 - Prob. 39PCh. 44 - Prob. 40PCh. 44 - Prob. 41PCh. 44 - Prob. 42PCh. 44 - Prob. 43PCh. 44 - Prob. 44PCh. 44 - Prob. 45PCh. 44 - Prob. 46PCh. 44 - Prob. 47PCh. 44 - Prob. 48PCh. 44 - Prob. 49PCh. 44 - Prob. 50PCh. 44 - Prob. 51PCh. 44 - Prob. 52PCh. 44 - Prob. 53PCh. 44 - Prob. 54APCh. 44 - Prob. 55APCh. 44 - Prob. 56APCh. 44 - Prob. 57APCh. 44 - Prob. 58APCh. 44 - Prob. 59APCh. 44 - Prob. 60APCh. 44 - Prob. 61APCh. 44 - Prob. 62APCh. 44 - Prob. 63APCh. 44 - Prob. 64APCh. 44 - Prob. 65APCh. 44 - Prob. 66APCh. 44 - Prob. 67APCh. 44 - Prob. 68APCh. 44 - Prob. 69APCh. 44 - Prob. 70APCh. 44 - Prob. 71APCh. 44 - Prob. 72APCh. 44 - As part of his discovery of the neutron in 1932,...Ch. 44 - Prob. 74APCh. 44 - Prob. 75APCh. 44 - Prob. 76APCh. 44 - Prob. 77CPCh. 44 - Prob. 78CP
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- d) The equation below describes the disintegration of a bismuth nucleus into a thallium nucleus and an alpha-particle. During the reaction energy Q is released. 212 208 Bi He + 83 81 TI + energy released Q. The masses in the atomic mass unit u are as follows: 212 83 208 Bi = 211.99127 u, 81 TI = 207.98201 u and He = 4.002050 u. You may assume that 1u is equivalent to 931 MeV. Calculate: i) The loss of mass during the reaction. ii) kinetic energy of the products. e) When an alpha particle is emitted, the thallium nucleus recoils in the opposite direction. Use the principle of the conservation of momentum to estimate how the kinetic energy will be shared between the thallium nucleus and the a- particle.arrow_forwardThe equation of a fission process is given in which 235 U is struck by a neutron and undergoes fission to produce 144 Ba, 89 Kr, and three neutrons. The measured masses of these isotopes are 235.043930 u( 235 U), 143.922953 u(144 Ba), 88.917631 u (89 Kr), and 1.0086649 u (neutron). (a) Calculate the energy (in MeV) released by each fission reaction. (b) Calculate the energy released per gram of 235 U, in MeV/g.arrow_forwardOne of the nuclear fission reaction that can happen in a nuclear reactor is the fission of Uranium-235 into Rubidium- 96 and Cesium-137 as shown below. The atomic mass of U-235 is 235.043930 u, the atomic mass of Rubidium is 95.93427 u, the atomic mass of Cesium-137 is 136.90709 u, and the mass of a neutron is 1.008665 u. Determine the amount of energy released by the reaction, expressed in MeV. Keep five significant digits.arrow_forward
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