Explain the assumptions of steady-state approximation.

Q: What fraction of Al atoms are in the excited state for the transition 3s 4p if the transition occurs…

A: Given: The wavelength for the transition: 3302 Å Temperature= 2080 K To calculate:  Fraction of Al…

Q: Which of the following statements are true about the relationship between C p,m and C v,m ?

A: In solids and liquids , Cp and Cv don't differ much in their values : because the change in their…

Q: 1. Describe the mechanisms of fluorescence and phosphorescence (include a sketch showing the…

A: Hello. Since the question contains multiple parts the first part is solved. In case the solution for…

Q: If a nitrogen molecule is trapped in a hypothetical 1-D box of length 1.10 cm, at what value of the…

A: Translational energy :-            It is the energy which is associated with displacement of a…

Q: Specify the pre-equilibrium and steady-state approximations and explain why they might lead to…

A:

Q: Determine the Ksp expression for Al2(SO4)3(s) ⇌ 2Al3+(aq) + 3SO42-(aq)

A: Given :-  Al2(SO4)3(s) ⇌ 2Al3+(aq) + 3SO42-(aq)  To determine :-  Ksp expression of given equation

Q: A TIO2 photocatalyst was used to destroy pollutant compounds in a sample of water. The catalyst was…

A:

Q: What is frequency factor?

A: In the Arrhenius equation, k=Ae-EaRT , A is often called the per-exponential factor.

Q: 6) Use a Jablonski diagram or potential energy curves to show the theoretical difference between…

A: Fluorescence process occurs between similar spin states, whereas phosphorescence occurs between…

Q: State. explain. and justify the steady-state approximation.

A: The steady state approximation is applied under those condition in which all steps that involve in…

Q: Define the term Frequency Factor?

A: Frequency Factor can be defined as follows,

Q: Calculate the population of the first 13 rotational levels of HCl at 300 K. Then determine the most…

A: The relative populations of the rotational levels as compared with the ground energy state is given…

Q: Single atoms only undergo electronic transitions.

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Q: What is threshold frequency?

A: When a metal is irradiated with a radiation of certain frequencies, there occurs the ejection of…

Q: Please use the values in the resources listed below instead of the textbook values. Calculate the…

A: The correct solution is given below

Q: Define the term e harpoon mechanism?

A: The harpoon mechanism may be described as the reaction in which the strong long range maximal…

Q: Explain in Long detail applications of adiabatic and sudden approximations in Quantum mechanics.

A: Answer  Adiabatic approximation - In quantum mechanics, the adiabatic approximation refers to those…

Q: If n = 5, what is the maximum allowed value for {?

A: Relation between l and n Number of l for n = 0, 1, 2,......(n-1)

Q: 1.85gal equals how many dm^3?

A: 1 Liquid quart = 0.9463 dm3.

Q: Using the hard sphere model, show that the amount of energy transferred from an energetic electron…

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Q: Two nitro (NO,) groups are chemically bonded to a patch of surface. They can't move to another…

A: The given data contains, Rotational kinetic energy (1) = 19 ε Rotational kinetic energy (2) =27 ε

Q: What is difference between long range and short range order, briefly discuss with 3 states of matter

A: Long-range order and short-range order is the type of solids. These are the types of arrangement of…

Q: The speed of sound is 330 m/s. If fireworks are 1.5 km away, what is the length of the time delay…

A: The speed of sound is 330ms-1, and the distance of firework is 1.5 Km.Speed is measured by dividing…

Q: What is the initial Ecell at 25oC. Explain fully

A: The half-cell reactions are, The most positive standard reduction potential is considered as cathode…

Q: 21.6 Verify that the following equation for S Z S=+k +kInZ-KT k In Z T (21²) V + k ln Z VN

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Q: Suppose a quantity is described by the function y(t) = 30,000e-0.05t, where t is measured in years.…

A: We know that, N(t) = N0e-λt where N(t) is the quantity at time t, N0 = N(0) is the initial…

Q: In the reaction of 1 nitrogen atom with 1 oxygen atom, is there an electronic contribution to the…

A: N2 + 2O 2   -------> 2 NO 2     ​

Q: Calculate the linear momentum of a pickup truck that has a mass of 915 kg and is traveling eastward…

A: Given : Mass of truck = 915 Kg  And velocity of truck = 22 m/s east

Q: Explain the similarities and differences of phosphorescence and fluorescence in view of atomic and…

A: phosphorescence and fluorescence are the emitted radiation by the substance that has absorbed light.

Q: 6. For the transition, rhombic sulfur → monoclinic sulfur, the value of AtrsS is positive. The…

A:

Q: Q5: Use energy methods to calculate the distance of closest approach for a head-on collision between…

A: Given Energy of proton = 0.9 MeV Number of protons in Ag = 47

Q: The spacing between bands of color in a chemical wave from an oscillating reaction is measured to be…

A: Given data is as follows: The wavelength of the wave = 1.2 cm The time taken to appears a new wave =…

Q: where m stands for the mass of the particle, v stands for the particle speed, T stands for the…

A: The kinetic energy is the half of the product of mass and velocity square.  Helium is a noble gas…

Q: Justify your answer: Table 4. Half Life of CO, at Different Initial Pressures Pcoz. Half Life Bar…

A: From part-1 (Integrated rate law), the order of the reaction is calculated as 1st order from the…

Q: Explain Frequency Factor?

A: The pre-exponential factor is known as the frequency factor. It represents the frequency of…

Q: The difference between Fluorescence and phosphorescence is

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Using the Quasi-steady-state approximation prove the Michaelis-Menten equation.

A: We have to prove Michaelis-Menten equation using Quasi-steady-state approximation.

Q: Chlorine and hydrogen gas are photochemically reacted with the help of a wavelength of 4800 Å light.…

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Q: Given the following plot for the decomposition of N2O5, calculate the frequency factor (A):

A: we are required to find the frequency factor (A) from the plot of ln K vs 1T  for decomposition of…

Q: Which shows a correct match between the transition and lifetime? 3P -->1D   long lifetime 3S -->3P…

A: Given transitions:

Q: Probability Scores 0.05 0 0.15 2 0.35 3 0.05 6 0.3 8 0.05 9 0.05 14 Find the expected value of the…

A:

Q: If n = 4, what is the maximum allowed value for {?

A: The Principal quantum number is shown by n. The Azimuthal quantum number is shown by l.

Q: What is the value of the Born exponent for Fr+?

A: Born exponent is a characteristic of the compressibility of a solid.

Q: A flight is delayed one day and 4 hours. How much is that delay n seconds?

A: Hours, minute and seconds are some common units of time. These units can be converted into each…

Q: Counting the seconds between a flash of lightning and the clap of thunder is often used to estimate…

A: Given,The speed of sound is 330 m/sThe lightning strikes at a distance of 1.5 miles.Determination of…