Homework Answers
Add Answer to:
21 a Light with a wavelength of 400 nm is needed to excite a molecule to...
Calculate the wavelength of the photon that would be needed to excite an 'H3sCl molecule from...
Calculate the wavelength of the photon that would be needed to excite an 'H3sCl molecule from the ground (lowest) vibrational level to the first excited vibrational level, taking the molecule to be a harmonic oscillator with force constant 516 Nm1.
12. The electronic term energy, Te is the energy of the potential energy minimum of an excited st...
please explain your answer. This is quantum chemistry.
12. The electronic term energy, Te is the energy of the potential energy minimum of an excited state relative to the potential energy minimum of the ground state. Essentially, it is the electronic energy required to excite a molecule to an electronically excited state. The ground and some of the lowest-lying excited states of CO are Configuration Term Electronic cmm 48687 55825 A 61120 64230 65076 Δ 165928 Il (a). Which (if...
Consider an electron in a cubic box that measures 1nm on an edge a) Calculate the...
Consider an electron in a cubic box that measures 1nm on an edge a) Calculate the energy difference between the ground and first excited states and compare this energy difference with KbT at 300 K. b) Using the Boltzman factor, Nx=N0 exp (-delta E/KbT), calculate and comment on the relative population of the first excited state at this temperature. c) What minimum wavelength is required to excite the electron into the the first excited state d) How would you answer...
Chapter 31 question #5 what wavelength light in NM must be used to do this?
chapter 31
question #5
what wavelength light in NM must be used to do this?
2.1 ev Group Problem S: Some of the most powerful lasers are based on the energy levels of neodymium in solids, such as glass, which is shown in the figure. Emission of light occurs due to population inversion, in which the metastable state is more populated than the ground state 1.67 eVT Metastable second 1.17 ev (1.08 pum) First 0.50 eV 0 eV Ground state...
Consider the molecule CF, in which the vibrational energy is 1285.77 cm-1. The temperature is 630.0...
Consider the molecule CF, in which the vibrational energy is 1285.77 cm-1. The temperature is 630.0 K. Assume that the molecule has constant vibrational energy spacing as described in the practice version of this question. Calculate the ratio of the population in the first excited state (n=1) to that in the ground state (n=0). N1/N0= Calculate the ratio of the population in the second excited state (n=2) to that in the ground state. N2/N0= Now calculate the ratio of the...
The vibrational frequency of a CO molecule is 6.51x10135-1. What frequency of light is needed to...
The vibrational frequency of a CO molecule is 6.51x10135-1. What frequency of light is needed to excite this molecule from the v=0 vibrational state to the v=1 vibrational state, if it is treated as a harmonic oscillator? Report your frequency as a wavenumber, in units of cm-1. Question 4 1 pts The following table lists the frequency of light absorbed by several different molecules in order to excite their vibrational energy. molecule õ(cm-1) HBr 2649 HCI 2991 NO 1904 In...
About physical chemistry quanta, matter, and change by atkins / topic46 problem46.4. Could you solve this for me? 46.4 A certain molecule fluoresces at a wavelength of 400 nm with a half-life of 1...
About physical chemistry quanta, matter, and change by
atkins / topic46 problem46.4.
Could you solve this for me?
46.4 A certain molecule fluoresces at a wavelength of 400 nm with a half-life of 1.0ns. It phosphoresces at 500 nm. If the ratio of the transition probabilities for stimulated emission for the S* →S to the T-S transitions is 1.0× 105, what is the half life of the phosphorescent state?
46.4 A certain molecule fluoresces at a wavelength of 400 nm...
A ray of light of 400 nm wavelength makes an angle of incidence of ? on...
A ray of light of 400 nm wavelength makes an angle of incidence of ? on one face of a prism of fuse quartz (n=1.47); the prism's cross section is an equilateral triangle. What is the value of ? atwhich the total internal reflection starts to occur at the second surface? Please show work.
A. The wavelength of the yellow light emitted by the 3p-3s transition in sodium is 590...
A. The wavelength of the yellow light emitted by the 3p-3s
transition in sodium is 590 nm. What is the energy of the emitted
photon?
2.1000 eV
You are correct.
Your receipt no. is 161-7103
Previous Tries
B. The probability of finding an atom at an excited state
(relative to the probability of finding the atom in the ground
state) is given by P=e−(ΔEkBT) At room temperature (T ∼ 300 K),
what is the relative probability (compared to being in...
Consider an electron in an infinite well of width 2.1 nm . What is the wavelength...
Consider an electron in an infinite well of width 2.1 nm . What is the wavelength of a photon emitted when the electron in the infinite well makes a transition from the first excited state to the ground state? The value of h is 1.05457 × 10^−34 J · s, the Bohr radius is 5.29177 × 10^−11 m , the Rydberg constant for hydrogen is 1.09735 × 10^7 m−1 , the ground state energy for hydrogen is 13.6057 eV ,...
Calculate the wavelength of the photon that would be needed to excite an 'H3sCl molecule from the ground (lowest) vibrational level to the first excited vibrational level, taking the molecule to be a harmonic oscillator with force constant 516 Nm1.
please explain your answer. This is quantum chemistry.
12. The electronic term energy, Te is the energy of the potential energy minimum of an excited state relative to the potential energy minimum of the ground state. Essentially, it is the electronic energy required to excite a molecule to an electronically excited state. The ground and some of the lowest-lying excited states of CO are Configuration Term Electronic cmm 48687 55825 A 61120 64230 65076 Δ 165928 Il (a). Which (if...
chapter 31
question #5
what wavelength light in NM must be used to do this?
2.1 ev Group Problem S: Some of the most powerful lasers are based on the energy levels of neodymium in solids, such as glass, which is shown in the figure. Emission of light occurs due to population inversion, in which the metastable state is more populated than the ground state 1.67 eVT Metastable second 1.17 ev (1.08 pum) First 0.50 eV 0 eV Ground state...
The vibrational frequency of a CO molecule is 6.51x10135-1. What frequency of light is needed to excite this molecule from the v=0 vibrational state to the v=1 vibrational state, if it is treated as a harmonic oscillator? Report your frequency as a wavenumber, in units of cm-1. Question 4 1 pts The following table lists the frequency of light absorbed by several different molecules in order to excite their vibrational energy. molecule õ(cm-1) HBr 2649 HCI 2991 NO 1904 In...
About physical chemistry quanta, matter, and change by
atkins / topic46 problem46.4.
Could you solve this for me?
46.4 A certain molecule fluoresces at a wavelength of 400 nm with a half-life of 1.0ns. It phosphoresces at 500 nm. If the ratio of the transition probabilities for stimulated emission for the S* →S to the T-S transitions is 1.0× 105, what is the half life of the phosphorescent state?
46.4 A certain molecule fluoresces at a wavelength of 400 nm...
A. The wavelength of the yellow light emitted by the 3p-3s
transition in sodium is 590 nm. What is the energy of the emitted
photon?
2.1000 eV
You are correct.
Your receipt no. is 161-7103
Previous Tries
B. The probability of finding an atom at an excited state
(relative to the probability of finding the atom in the ground
state) is given by P=e−(ΔEkBT) At room temperature (T ∼ 300 K),
what is the relative probability (compared to being in...
Most questions answered within 3 hours.
-
Do not copy and paste answers from the web!!!!
In your own words, describe Big Data...
asked 29 seconds ago -
drawing the graph of AD (Aggregate Demand), SRAS (Short- run
aggregate supply curve) and LRAS (...
asked 15 minutes ago -
When issuing a command netstat -an on a server, there are a lot
of TCP state...
asked 3 minutes ago -
The cartoon: An African American officer complains to his shift
supervisor that posted on one of...
asked 12 minutes ago -
A calorimeter contains 17.0 mL of water at 15.0 ∘C . When 1.40 g
of X...
asked 12 minutes ago -
Please give the Lewis structure and name for each of the following
combinations of elements.
a....
asked 12 minutes ago -
a) What is allocate on write policy do?
b) What is a write back cache policy?...
asked 15 minutes ago -
the
surf’s up issues 1,000 shares of 6% $100 par value preferred stock
at the beginning...
asked 15 minutes ago -
Cable TV choices: A telecommunications company provided its
cable TV subscribers with free access to a...
asked 18 minutes ago -
A 220 g , 22-cm-diameter plastic disk is spun on an axle through
its center by...
asked 26 minutes ago -
Phosphorus-32 is a commonly used radioactive nuclide in
biochemical research, particularly in studies of nucleic acids....
asked 29 minutes ago -
Rank these four compounds from lowest to the highest melting
point.
a). Al2O3
b).CaCl2
c).H2O
d).NaCl
asked 29 minutes ago