Modified Mastering Physics with Pearson eText -- Combo Access -- for Physics for Scientist and Engineers (18 week)
5th Edition
ISBN: 9780137504299
Author: Douglas C. Giancoli
Publisher: Pearson Education (US)
expand_more
expand_more
format_list_bulleted
Question
Chapter 40, Problem 31P
To determine
Find the ratio of the density of molecules in an ideal gas to the density of free electron in copper.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
(b) If a monoatomic one dimensional solid of length L consists of 5 atoms, calculate
the maximum allowed value of q (maximum valid value of q). Draw the dispersion
curve and label the valid states. Calculate the allowable value of frequency, w closest
to the boundary of Brillouin zone in terms of the maximum frequency, wmax-
3) The Seebeck voltage for Copper Constantan (Cn) thermocouple is given by the linear relation
V = a+ bT,
For Cu : a = 0.6 mV, andb=0.008 mV/K. For Cn : a = -20 mV, and b = -0.056 mV/K.
Calculate the thermoelectric power when the hot junction is at 100 C. 24
where T is the absolute temperature of the hot junction, and a and b are constants
10-18. Consider a system in which the density of states of the electrons f(ɛ) is
f(E) = constant = D
ɛ>0
ɛ<0
Calculate the Fermi energy for this system; determine the condition for the system being
highly degenerate; and then show that the heat capacity is proportional to T for the highly
degenerate case.
Chapter 40 Solutions
Modified Mastering Physics with Pearson eText -- Combo Access -- for Physics for Scientist and Engineers (18 week)
Ch. 40 - What type of bond would you expect for (a) the N2...Ch. 40 - Describe how the molecule CaCl2 could be formed.Ch. 40 - Does the H2 molecule have a permanent dipole...Ch. 40 - Although the molecule H3 is not stable, the ion...Ch. 40 - The energy of a molecule can be divided into four...Ch. 40 - Would you expect the molecule H2+ to be stable? If...Ch. 40 - Explain why the carbon atom (Z = 6) usually forms...Ch. 40 - Prob. 1PCh. 40 - (II) The measured binding energy of KCl is 4.43eV....Ch. 40 - (I) Show that the quantity 2/I has units of...
Ch. 40 - Prob. 9PCh. 40 - Prob. 23PCh. 40 - Prob. 24PCh. 40 - Prob. 25PCh. 40 - Prob. 26PCh. 40 - Prob. 27PCh. 40 - Prob. 28PCh. 40 - Prob. 30PCh. 40 - Prob. 31PCh. 40 - Prob. 32PCh. 40 - Prob. 33PCh. 40 - Prob. 34PCh. 40 - Prob. 35PCh. 40 - Prob. 36PCh. 40 - Prob. 37PCh. 40 - Prob. 38PCh. 40 - Prob. 39PCh. 40 - Prob. 40PCh. 40 - Prob. 41PCh. 40 - Prob. 42PCh. 40 - Prob. 43PCh. 40 - Prob. 44P
Knowledge Booster
Similar questions
- 3) The Seebeck voltage for Copper Constantan (Cn) thermocouple is given by the linear relation V = a + bT, where T is the absolute temperature of the hot junction, and a and b are constants. For Cu : a = Calculate the thermoelectric power when the hot junction is at 100 C. 0.6 mV, and b = 0.008 mV/K. For Cn : a = -20 mV, and b -0.056 mV/K. %3Darrow_forwardQ1/GaAs is a semiconductor compound has number of electrons (n) of 1023/m³, electron charge (q) of (1.602 x10-¹9) c, electron mobility (He) of (6.2422 x10-¹1) m²/v.s at 25 c°. " Estimate the tempreture in (cº) that GaAs has conductivity of 3.7 x 10˚³ (Q -m)`¹ where Eg of 1.42 ev, K of 8.62 x 105 ev / karrow_forwardthe partition function of an ideal gas of diatomic molecules in an external electric field & is [g(V, T, 8)]" Q(N, V, T, 8) N! where (2mmkT 312 (87 IkT -hv/2kT e q(V,T, 8)= V{ h2 (kT' (µ8 sinh kT) h2 (1 – e-hv/kT) Here I is the moment of inertia of the molecule; v is its fundamental vibrational frequency; and u is its dipole moment. Using this partition function along with the thermodynamic relation, dA = -S dT –p dV – M de where M=Nū, where u is the average dipole moment of a molecule in the direction of the external field &, show that kT] coth kT, Sketch this result versus & from & =0 to & =∞ and interpret it.arrow_forward
- Silicon atoms with a concentration of 7x 1010 cm3 are added to gallium arsenide GaAs at T = 400 K. Assume that the silicon atoms act as fully ionized dopant atoms and that 15% of the concentration added replaces gallium atoms to free electrons and 85% replaces arsenic to create holes. Use the following parameters for GaAs at T = 300 K: N. = 4.7 x 1017 cm-3 and N, = 7 x 101cm-3. The bandgap is E, = 1.42 eV and it is constant over the temperature range. The donor concentration?arrow_forwardSilicon atoms with a concentration of 7× 1010 cm3 are added to gallium arsenide GaAs at T = 400 K. Assume that the silicon atoms act as fully ionized dopant atoms and that 15% of the concentration added replaces gallium atoms to free electrons and 85% replaces arsenic to create holes. Use the following parameters for GaAs at T= 300 K: N. = 4.7 x 1017cm-3 and N, = 7 x 1018cm-3. The bandgap is E, = 1.42 eV and it is constant over the temperature range. The acceptor concentration?arrow_forward(c) Calculate the Fermi energy of silver from the data given below: atom. Density of Silver = 10.5 gm/cm³ atomic weight = 108 h = 6.62×10-34 Joule - sec m = 9.1×10-³1 Kg. Avogadro's number =6.02×10-21 atoms/gm-arrow_forward
- NO.56arrow_forward(1) for A, C & D 3RD SIGNIICANCE BUT FOR B, EXACT NO TOLERANCE. ANSWER ALSO E PLSarrow_forwardCalculate the number density (number per unit volume) for (a) molecules of oxygen gas at 0.0°C and 1.0 atm pressure and (b) conduction electrons in copper. (c) What is the ratio of the latter to the former? What is the average distance between (d) the oxygen molecules and (e) the conduction electrons, assuming this distance is the edge length of a cube with a volume equal to the available volume per particle (molecule or electron)?arrow_forward
- .In sodium there are about 2.6 x 1028 conduction electrons per cubic metre which behave as a free electron gas. Fronm these facts estimate the Fermi energy of the gas and an approximate value of the molar electronic heat capacity at 300K.arrow_forwardIn solid KCI the smallest distance between the centers of a. potassium ion and a chloride ion is 314 pm. Calculate the length of the edge of the unit cell and the density of KCI, assuming it has the same structure as sodium chloride.arrow_forward(1-8) Find the diffusion coefficient of holes and electrons for Germanium at 300 k. The mobilities in cm2/v-s at 300 k for electrons and holes are respectively 3600 and 1700. Density of carriers is 2.5x 10/m .Boltzmann constant K=l.38 x 10. carrierarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningUniversity Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSONIntroduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University Press
- Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningLecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-WesleyCollege Physics: A Strategic Approach (4th Editio...PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
University Physics (14th Edition)
Physics
ISBN:9780133969290
Author:Hugh D. Young, Roger A. Freedman
Publisher:PEARSON
Introduction To Quantum Mechanics
Physics
ISBN:9781107189638
Author:Griffiths, David J., Schroeter, Darrell F.
Publisher:Cambridge University Press
Physics for Scientists and Engineers
Physics
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:9780321820464
Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...
Physics
ISBN:9780134609034
Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:PEARSON