Physical Science (12th Edition), Standalone Book
12th Edition
ISBN: 9781260150544
Author: Bill W. Tillery
Publisher: McGraw Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 8, Problem 11PEA
To determine
To Find: Atomic weight of Lithium.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Nuclear Physics - Nuclear Structure
Density=
Nuclear Structure
Z
mass
Volume
radius
r=r04¹/3
ro=1.2x10-¹5 m
N
A = Z+N
4
The radius r of a nucleus is given in the above figure. The volume of a nucleus is V =
Proton
56 Fe nucleus has a total of 56 nucleons (protons + neutrons). The average mass of a nucleon is u = 1.66x10^-27 kg
I whin ber
Neutron
A
Z
If this unknown nucleus has 60 neutrons, how many protons does it have?
Enter a number
rr³
(a)Calculate the radius of a 56 Fe nucleus. Write the radius in fm, 1 fm = 10-15 m. Keep 2 decimal places.
Enter a number
x10-¹5m, fm
(b) Calculate the Denisity of a 56Fe nucleus.. Write the result in terms of 1017 kg/m³. Keep 2 decimal places.
Enter a number
x10¹7kg/m³
()
(c) An unknown hacieus has twice the volume of 56Fe. What is the mass number A of this nucleus?
Enter a number
i
Polonium, the Period 6 member of Group 6A(16), is a rare radioactive metal that is the only element with a crystal structure based on the simple cubic unit cell. If its density is 9.142 g/cm³,calculate an approximate atomic radius for polonium.
Atomic Mass Units and e/u
The atomic mass of an isotope is its mass in atomic mass units, where 1 u = 1.661 x 10-27 kg.
The ratio of the fundamental charge, e, to the atomic mass unit, u, is e/u = 9.65 x 107 C/kg.
1. Using Atomic Mass Units
(a) What is the mass of an isotope with an atomic mass of 19.2 u?
m = 31.89e-27
kg
(b) What is the charge-to-mass ratio of a +2Li-6 ion, which has an atomic mass of 6.015?
오 = 2.4e6
X C/kg
m
Chapter 8 Solutions
Physical Science (12th Edition), Standalone Book
Ch. 8 - Prob. 1ACCh. 8 - Prob. 2ACCh. 8 - Prob. 3ACCh. 8 - 4. Millikan measured the charge on oil droplets...Ch. 8 - Prob. 5ACCh. 8 - Prob. 6ACCh. 8 - Prob. 7ACCh. 8 - Prob. 8ACCh. 8 - Prob. 9ACCh. 8 - Prob. 10AC
Ch. 8 - Prob. 11ACCh. 8 - Prob. 12ACCh. 8 - Prob. 13ACCh. 8 - Prob. 14ACCh. 8 - Prob. 15ACCh. 8 - Prob. 16ACCh. 8 - Prob. 17ACCh. 8 - Prob. 18ACCh. 8 - Prob. 19ACCh. 8 - Prob. 20ACCh. 8 - Prob. 21ACCh. 8 - Prob. 22ACCh. 8 - Prob. 23ACCh. 8 - Prob. 24ACCh. 8 - Prob. 25ACCh. 8 - Prob. 26ACCh. 8 - 27. Elements that have properties of both the...Ch. 8 - Prob. 28ACCh. 8 - Prob. 29ACCh. 8 - Prob. 30ACCh. 8 - Prob. 31ACCh. 8 - Prob. 32ACCh. 8 - Prob. 33ACCh. 8 - Prob. 34ACCh. 8 - Prob. 35ACCh. 8 - Prob. 36ACCh. 8 - Prob. 37ACCh. 8 - Prob. 38ACCh. 8 - Prob. 39ACCh. 8 - Prob. 40ACCh. 8 - Prob. 41ACCh. 8 - Prob. 42ACCh. 8 - Prob. 43ACCh. 8 - Prob. 44ACCh. 8 - Prob. 45ACCh. 8 - Prob. 46ACCh. 8 - Prob. 47ACCh. 8 - Prob. 48ACCh. 8 - Prob. 49ACCh. 8 - Prob. 1QFTCh. 8 - Prob. 2QFTCh. 8 - Prob. 3QFTCh. 8 - Prob. 4QFTCh. 8 - Prob. 5QFTCh. 8 - Prob. 6QFTCh. 8 - Prob. 7QFTCh. 8 - Prob. 8QFTCh. 8 - Prob. 9QFTCh. 8 - Prob. 10QFTCh. 8 - Prob. 11QFTCh. 8 - Prob. 12QFTCh. 8 - Prob. 1FFACh. 8 - Prob. 2FFACh. 8 - Prob. 3FFACh. 8 - Prob. 4FFACh. 8 - Prob. 5FFACh. 8 - Prob. 6FFACh. 8 - Prob. 1PEACh. 8 - Prob. 2PEACh. 8 - Prob. 3PEACh. 8 - Prob. 4PEACh. 8 - Prob. 5PEACh. 8 - Prob. 6PEACh. 8 - Prob. 7PEACh. 8 - Prob. 8PEACh. 8 - Prob. 9PEACh. 8 - Prob. 10PEACh. 8 - Prob. 11PEACh. 8 - Prob. 12PEACh. 8 - Prob. 13PEACh. 8 - Prob. 14PEACh. 8 - Prob. 15PEACh. 8 - Prob. 16PEACh. 8 - Prob. 17PEACh. 8 - Prob. 18PEACh. 8 - Prob. 19PEACh. 8 - Prob. 1PEBCh. 8 - Prob. 2PEBCh. 8 - Prob. 3PEBCh. 8 - Prob. 4PEBCh. 8 - Prob. 5PEBCh. 8 - 6. If the charge-to-mass ratio of a proton is 9.58...Ch. 8 - Prob. 7PEBCh. 8 - 8. Using any reference you wish, write the...Ch. 8 - Prob. 9PEBCh. 8 - 10. Referring to Figure 8.16 only, write the...Ch. 8 - 11. An electric motor draws a current of 11.5 A in...Ch. 8 - Prob. 12PEBCh. 8 - Prob. 13PEBCh. 8 - Prob. 14PEBCh. 8 - Prob. 15PEBCh. 8 - Prob. 16PEBCh. 8 - Prob. 17PEBCh. 8 - Prob. 18PEBCh. 8 - Prob. 19PEB
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
- The mass of an atom is measured in atomic mass units. One atomic mass unit is equal to 1.66x10-27 kg.arrow_forwardIn a naturally occurring sample, 19.8% of boron atoms have 5 neutrons and 80.2% have 6 neutrons. What is the mass number of each boron isotope? Sketch a sample of 10 atoms that is nearly representative of a natural sample. What is the average mass of the atoms in your drawing? What is the atomic mass of boron? (Boron-10 has a mass of 10.01294 amu, and boron-11 has a mass of 11.00931 amu.)arrow_forwardSodium-24 is an isotope that decays exponentially, with a half-life of 15 hours. The element is used for medical purposes. You need to deliver 36 grams of the prepared substance to a facility that is a 45 hour drive (including breaks and gas stops) away. How much of the substance should you start with so that you are able to deliver exactly 36 grams when you arrive?arrow_forward
- One method for determining the age of ancient objects is by radiocarbon dating. Natural processes convert nitrogen to Carbon-14, a radioactive isotope with a half-life of 5730 years. When they are alive, animals assimilate Carbon-14 through the food chain. When an animal dies, it stops replacing its carbon and the amount of Carbon-14 decays exponentially. (a) Suppose the minimum detectable amount is 0.1% of the initial amount. What is the maximum age of a fossil that we could date using Carbon-14? (b) Suppose we wanted to date a fossil that was potentially 70 million years old. A radioactive isotope with what half-life would be required?arrow_forwardAn isotope of the element erbium has a half-life of approximately 12 hours. Initially there are 30.1 grams of the isotope present. What is the rate of decay at t = 8.6 hours?arrow_forwardA 1-kg sample of a certain radioactive element is left to decay. The mass of that element is reduced to 200g after 4.5h. What is the half-life of the element (in hours)?arrow_forward
- 6. Determine the equation, which will represent the best line for the following set of data and solve for the unknown variables as listed below the table. Method of Least Squares X 0 1 n = IM X=i=1 12345STESS 6 7 8 9 10 (x₂) n 2 3 4 5 6 7 8 9 (number of samples) y 4.6 7.1 9.5 11.5 13.7 15.9 18.6 20.9 23.5 25.4 XX 0 1 4 9 16 25 36 49 64 81 xy 0 7.1 19.0 34.5 54.8 79.5 111.6 146.3 188.0 228.6arrow_forwardThe half-life of a radioactive isotope is 6.02 hours. 25.0 Grams of this isotope is needed for an experiment. How many grams of the isotope must be ordered if 48 hours pass between the time the isotope is ordered and the start of the experiment?arrow_forwardThe half-life of an material is approximated to be 5 days. After 50 days, it was observed that 0.005859375 g of the material remains. What is the original amount of the material in kg? O 0.05 06 O 0.006 O 5arrow_forward
- The of Meitnerium is 30 minutes. This means the amount of halves every 30 minutes. If H(t) = 9000 * (0.5) ^ (1/30) describes how much Meitnerium is left after t minutes how much was there at the start? Number 4arrow_forwardA laboratory that uses radioactive substances received a shipment of 122 g of bismuth-210. Only 6.64 g of the bismuth-210 remained 21.0 days later. Determine the half-life of bismuth-210 algebraically using logarithms, to the nearest tenth of a day. The half-life equation is A = A. where A represents the amount of the substance remaining, Ao represents the initial amount of the substance, t represents the time, and h represents the time at which only half of the substance remains.arrow_forwardThe You-Yangs are a series of rocky granite ridges to the south-west of Melbourne, whose rocks contain crystals of titanite. A field student measures 98.27% of the titanite crystals contain the thorium isotope 232Th. If thorium has a half-life of ?1/2 =14 x 109 years, what is the student's estimate of the age of the You-Yangs? (Units: Years)arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
An Introduction to Physical SciencePhysicsISBN:9781305079137Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar TorresPublisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
An Introduction to Physical Science
Physics
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:Cengage Learning