Why is it important/good for Cyclic voltammetry to have a high sensitivity? What is meant by sensitivity/high sensitivity? How is this an advantage?
Q: If the radius of a calcium ion is 0.19 nm, how much energy does it take to singly ionize it? Give…
A: Given that-Radius of calcium ion, R= 0.19 nm=1.9×10-10 mWhere for Calcium , z= 20a0= 5.29×10-11We…
Q: 08/18 The effect oforbital spin Leads toThe splikting of The line of The Sodium sPectrum resulting…
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Q: If the interaction between the two electrons in a helium atom can be approximated as e? -(2a)*8(ñ –…
A: Using zeroth order approximation ψ is obtained by neglecting electron-electron repulsion. The…
Q: Q/ Prove that the frequency of the X-ray spectrum line (k_a) emitted by an element with atomic…
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Q: Q/ Explain why the X-ray spectra of elements with close atomic numbers are almost the same, while…
A: The spectrum of X-ray emission is acquired by dispersion with a crystal grating or a ruled grating.…
Q: When Franck–Hertz experiment was conducted on Sodium vapor , the special sodium line emitted with…
A: The Franck–Hertz experiment is a landmark experiment in the field of quantum mechanics that provides…
Q: Debje length = A, = 7430 KT ; where (T in ev) And also poove that Debje length= A=69; whexe (T in k)…
A: We know the expression of debey length is λ=ε0 kTn e2where ,ε0 = 8.85 x 10-12 farads per meter…
Q: Why the collector of BJT is made ?bigger than emitter
A: BJT is bipolar junction transistor, here electrons and holes are the charge carriers. It uses two…
Q: Apply the Pauli exclusion principle to determine the number of electrons that could occupy the…
A: a) If,n=4l=2ml=-1
Q: A photometric measurement of a known and unknown star is captured in the same camera shot. The…
A: Given information: The magnitude of the standard star (ms) = 10.333 In given picture we can identify…
Q: ] What is the wavelength of the line corresponding to the n-5 to n=3 transition of the hydrogen…
A: Given: Energy Levels to be n=5 and n=3 Rydberg's equation will be used to calculate the Wavelength
Q: What is the energy in eV and wavelength in um of a photon that, when absorbed by a hydrogen atom,…
A: Given data: The energy levels are ni=5 to nf=8
Q: If the mean observed fluorescence lifetime is to = 0.5 ns, approximately what percentage of the…
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Q: Spectroscopy based on emission technique is considered more sensitive than techniques based on…
A: Introduction: Spectroscopy is the study of the interaction between matter and electromagnetic…
Q: Given that a photon is absorbed when the electron makes a transition from n=2 to r level. Determine…
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Q: Suppose the wavelength in the formula developed by Balmer was 410 nm. What is the value of n? What…
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Q: 1. Calculate the energy of a photon of a green light (A=0.52μm). (Convert the wavelength to…
A: Given wavelength =0.52 micrometres=520 nm
Q: is given the correct value in eV? (1 eV = 1.6x10‾¹⁹ J) A) 33 MeV B) 51 MeV C) 71 MeV D) 14 MeV…
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Q: For inorganic LED emitting shorter wavelength (say blue) light, it typically also comes with…
A: The light with shorter wavelength has more energy compared to the larger wavelengths. The shorter…
Q: In a GaAs DH LEDS the generated photons is mainly due to: Select one: A. Recombination of holes with…
A: A DH led is a double heterostructure led device. A double heterostructure device is formed by using…
Q: 7. Which of the following can be used to identily al unknown element in a sample? Continuous…
A: NOTE: As per guidelines, I can solve first question. If you need help with other question, kindly…
Q: The dark saturation current of a solar cell is 1.7E-8 A/m², the cell temperature is 371 K, the…
A: Since we only answer up to 3 subparts, we will have to answer the first 3. Please resubmit the…
Q: 5. For a standard NMR experiment (as shown in the figure below) of a sample containing two tubes of…
A: The magnetic field in tube-1 is given as, Bo1=14.1 T, The magnetic field in tube-2 is given as,…
Q: 30) In a Townsend experiment, If the saturation current is measured as 100 micro-Amper between two…
A: Dimension of parallel plates = 100 cm × 100 cm Saturation current I = 100 μA Temperature T = 1150 K…
Q: 3. Figure 3 shows the schematic of a ruby laser. In order to achieve lasing, i.e. producing laser…
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Q: What if electrons were spin-3/2 instead of spin-1/2. What would be Z for the first noble gas in this…
A: The objective of the question is to determine the atomic number (Z) of the first noble gas if…
Q: (13) Information system is PCM using 8levels quantization, if the signal is given as V() = 8 Cos 8t…
A: Solution:-Sampling is the reduction of continuous time signal to discrete time signal . Analog…
Q: 3. For an active medium of length L=10cm and having lasing atoms with cross section area and…
A: Given, Length, L=10cmL=z=0.1m σ(N2-N1)=0.1cm-1σ(N2-N1)=10m-1 Initial photon flux,F0=1×1020s-1 The…
Q: Explain the concept of the ionization process in your own words
A: The term Ionisation is made of word Ion. Let's first understand its meaning. Ion means an atom or…
Q: Compare between Stimulated Emission and Spontaneous Emission:
A: Stimulated emission occurs when an incoming photon of a specific frequency interacts with an excited…
Q: 1. Now complete the following measurements using the simulator. Here, your goal is to find the…
A: Here, the given data is at different wavelength, the value of electrons detected, detection time
Q: (ii) Explain the operation of a tungsten source used in absorbance spectroscopy.
A: (ii) The tungsten lamp or tungsten halogen lamp is a blackbody emitter that produces useful…
Q: density for BCC (of Jon with atomic radius R = 0.104 nm) along [110]] Compute the linear direction
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Q: ΙΜΩΤ Vaso 18 V 1.5 ΚΩ 100 V = -4V 1750 Ω
A: For self bias configuration of a n-channel JFET. Various parameters can be calculated as.The DC…
Q: what is the average period of rotation of HCI molecule if it is in the J-1 state. The inter nuclear…
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Q: Using the given charge-to-mass ratios for electrons andprotons, and knowing the magnitudes of their…
A: The charge to mass ratio for electron,
Q: Explain how a nanopowder image characterized by scanning electron microscopy differs from one…
A: Introduction: Nano powders are powdered materials that include individual nanometer-scale particles…
Q: 2. A pulsed laser with a repetition rate of 100 kHz is scanned over a sample at 1 m/s. The spot…
A: Given: A pulsed laser with a repetition rate of 100 kHz is scanned over a sample at 1 m/s The spot…
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