Introduction To Health Physics
5th Edition
ISBN: 9780071835275
Author: Johnson, Thomas E. (thomas Edward), Cember, Herman.
Publisher: Mcgraw-hill Education,
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 4, Problem 4.1P
To determine
The kinetic energy of the beta particle.
Expert Solution & Answer
Answer to Problem 4.1P
Kinetic energy of beta particle =
Explanation of Solution
Given Information:
Atomic mass of daughter beta particle =
Energy of beta particle is equivalent to a change in masses of the atomic element.
Conclusion:
Most energetic Beta particles have a kinetic energy of
Want to see more full solutions like this?
Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!
Students have asked these similar questions
Carbon 14 is a pure beta emitter that decays to 14N. If the exact atomic masses of the parent and daughter are 14.007687 and 14.007520 atomic mass units, respectively, calculate the kinetic energy of the most energetic beta particle.
Copper-63 has a nucleus mass of 62.92959 u. Its atomic number is 29, and its atomic mass number is 63.
The mass of a proton is 1.007276 u and the mass of a neutron is 1.008664 u
What is the total binding energy of the nucleus? Express your answer in MeV and keep 4 significant digits.
The isotope cobalt-60 has a nuclear mass of 59.933820 u. Calculate the mass defect of cobalt-60 using the following information:
Mass of Proton: 1.007825 u
Mass of Neutron: 1.008665 u
1 u = 931.5 MeV
Chapter 4 Solutions
Introduction To Health Physics
Ch. 4 - Prob. 4.1PCh. 4 - Prob. 4.2PCh. 4 - Prob. 4.3PCh. 4 - Prob. 4.4PCh. 4 - If we start with 5 mg of 210Pb , what would be the...Ch. 4 - Prob. 4.6PCh. 4 - Prob. 4.7PCh. 4 - Prob. 4.8PCh. 4 - Prob. 4.9PCh. 4 - For use in carcinogenesis studies, benzo(a)pyrene...
Ch. 4 - Prob. 4.11PCh. 4 - Calculate the number of beta particles emitted per...Ch. 4 - Prob. 4.13PCh. 4 - Prob. 4.14PCh. 4 - How much 234U is there in 1 metric ton of the...Ch. 4 - Prob. 4.16PCh. 4 - Prob. 4.17PCh. 4 - Prob. 4.18PCh. 4 - The mean concentration of potassium in crustal...Ch. 4 - Prob. 4.20PCh. 4 - Prob. 4.21PCh. 4 - Prob. 4.22PCh. 4 - Prob. 4.23PCh. 4 - Prob. 4.24PCh. 4 - Prob. 4.25PCh. 4 - Prob. 4.26PCh. 4 - Prob. 4.27PCh. 4 - Prob. 4.28PCh. 4 - Prob. 4.29PCh. 4 - Prob. 4.31PCh. 4 - Prob. 4.32PCh. 4 - Prob. 4.33PCh. 4 - Prob. 4.34PCh. 4 - Prob. 4.35PCh. 4 - Prob. 4.36PCh. 4 - Prob. 4.37PCh. 4 - Prob. 4.38PCh. 4 - Prob. 4.39PCh. 4 - Prob. 4.40PCh. 4 - Prob. 4.41PCh. 4 - Prob. 4.42PCh. 4 - Prob. 4.43PCh. 4 - What is the (a) half-life? (b) mean life (in...Ch. 4 - Prob. 4.45PCh. 4 - Prob. 4.46PCh. 4 - Prob. 4.47PCh. 4 - Prob. 4.48PCh. 4 - Prob. 4.49PCh. 4 - Prob. 4.53PCh. 4 - Prob. 4.54PCh. 4 - Prob. 4.55P
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- An archeologist discovers the bones of a person believed to have been dead for 600 years. Using carbon dating, they wish to confirm the time of the person's demise. The rate of change of 146C is 0.270 Bq/g of carbon for the bones of a person who had just died. If the archeologist is correct about the person's time of death, what rate of change of 146C should they find when they carbon date the bones? The half life of 146C is5.73 x 103 y. A. 0.245 Bq/g B. 0.267 Bq/g C. 0.251 Bq/g D. 0.238 Bq/g E. 0.259 Bq/garrow_forwardA living specimen in equilibrium with the atmosphere contains one atom of 14C (half-life = 5730 yr) for every 7.7 ✕ 1011 stable carbon atoms. An archeological sample of wood (cellulose, C12H22O11) contains 21.1 mg of carbon. When the sample is placed inside a shielded beta counter with 88.0% counting efficiency, 769 counts are accumulated in one week. Assuming that the cosmic-ray flux and the Earth's atmosphere have not changed appreciably since the sample was formed, find the age of the sample.answer in yeararrow_forwardPlutonium-239 (atomic number 94) is a by-product of nuclear power plants. It decays via alpha and gamma decay. The half-life for the decay is 24100 years. What is the decay constant for Pu-239 expressed in inverse years and inverse seconds? If the sample of Pu-is measured to have an activity of 150 decays per second today, how many years would it take for the sample to reduce to an activity of 5 decays per second? How many Pu-239 nuclei are in the sample measured today?arrow_forward
- A sample of 1.0 × 1010 atoms that decay by alpha emission has a half-life of 100 min. How many alpha particles are emitted between t = 50 min and t = 200 min?arrow_forwardTechnetium-99 is an unstable isotope. Given a half-life of 8.01 hours, what is the activity (in Curies, Ci) of a 1.41 μg sample?arrow_forwardA radioactive nucleus has half-life T1/2. A sample containing these nuclei has initial activity R0 at t = 0. Calculate the number of nuclei that decay during the interval between the later times t1 and t2.arrow_forward
- Measurements of the radioactivity of a certain isotope tell you that the decay rate decreases from 8265 decays per minute to 3055 decays per minute over a period of 5.00 days. What is the half-life T1/2 1/2 of this isotope? Express your answer numerically, in days, to three significant figures.arrow_forwardDon't use chat gptarrow_forwardIodine-131 is a beta-emitter, which decay by the first-order rate law with a half-life of 8.0 days. What is the activity in cps (counts per second) of 25.0 ng (2.5 x 10–8 g) sample of 131I (atomic mass = 131 g/mol)? (Avogadro’s #, NA = 6.02 x 1023/mol) (A) 1.2 x 108 cps (B) 1.5 x 1010 cps (C) 1.0 x 1011 cps (D) 4.1 x 1011 cpsarrow_forward
- A living specimen in equilibrium with the atmosphere contains one atom of 14C (half-life = 5 730 yr) for every 7.7 x 1011 stable carbon atoms. An archeological sample of wood (cellulose, C12H22011) contains 30.0 mg of carbon. When the sample is placed inside a shielded beta counter with 86% counting efficiency, 833 counts are accumulated in one week. Assuming that the cosmic-ray flux and the Earth's atmosphere have not changed appreciably since the sample was formed, find the age of the sample in the nearest year (1 yr ~ 3.156 × 10' s).arrow_forwardAn isotope of iodine 1311, which has an eight-day half-life, is used in nuclear medicine. A sample of 1311 containing 2.0 0 x 1012 atoms is created in a nuclear reactor. The number of 1311 atoms that remain 36 hours later when the sample is delivered to a hospital is O A. 0.99 × 1012 O B. 2.00 x 1012 OC 1.99 x 1012 O D. 1.76 x 1012arrow_forwardUranium (protons = 92, neutrons = 146, atomic mass = 238.050788 u) decays via alpha decay to Thorium (protons = 90, neutrons = 144, atomic mass = 234.043601 u). What is the kinetic energy of the emitted alpha particle? (Hint: Any energy that is not locked up in rest energy of the product nuclei will go to kinetic energy in the alpha particle.) (Hint: the answer is 4.27 MeV)arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Modern PhysicsPhysicsISBN:9781111794378Author:Raymond A. Serway, Clement J. Moses, Curt A. MoyerPublisher:Cengage LearningPhysics for Scientists and Engineers with Modern ...PhysicsISBN:9781337553292Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningGlencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-Hill
- Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningCollege PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningCollege PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
Modern Physics
Physics
ISBN:9781111794378
Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer
Publisher:Cengage Learning
Physics for Scientists and Engineers with Modern ...
Physics
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning