Why can't we use continuous spectrum source and select necessary wavelengths using monochromator and polychromator in the atomic absorption spectroscopy?

Q: Flame Atomic Absorption Spectroscopy (FAAS) method is selected due to its wide applicability for…

A: Flame Atomic Absorption Spectroscopy (FAAS)

Q: nswer these two questions about flame atomic absorption spectroscopy analytic (FAAS) Different…

A: Quantitative applications- Atomic absorption spectroscopy is very useful for the determination of a…

Q: This absorbance value (no wavelength where the maximum absorption occurs) corresponds to what %…

A: The maximum absorbance here is 1.85  So A = 1.85

Q: uncertainty to your measurement of the concentration

A: In this question we have to explain that how we can use error lines from graph to assign an…

Q: Question is regarding spectroscopy: What are the units of %T? What are the units of absorbance?

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Q: A plot of absorbance against concentration is called the calibration curve.  True or False

A: In analytical chemistry, calibration curve is used to identify the concentration of unknown…

Q: Why chemical shift depends on the magnetic field on NMR spectroscopy and how the reported chemical…

A: In nuclear magnetic resonance spectroscopy, the position on plot of frequency against absorption at…

Q: A reference UV Vis abrorption spectrum of the solvent alone, which is subtracted fram the spectrum…

A: We can find the concentration of a solution from its absorption value in the UV-Vis spectrum. More…

Q: Explain why the information from an XPS chemical shift must also be contained in an X-ray absorption…

A: The technique that helps in determination of any matter's electronic structure or geometry is termed…

Q: Explain in detail about the infrared spectroscopic analysis with suitable example.

A: IR spectroscopy is the analysis of the interaction of molecule with the IR (infrared) radiation. It…

Q: Why mass spectrometry is called so not as spetroscopy?

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Q: 100 90- 80- 70- 60- 50- 40- 30- 20- 10- Unknown #2 2000 Wavenumber (cm) 4800 3000 1500 1000 500

A: For the above question, functionality present in the given molecule can be evaluated by considering…

Q: The chemical shift value (δ) is measured by the ratio of shift in Hertz and the operational…

A: In nmr spectroscopy chemical shift is expressed in terms of ppm as it is independent of applied…

Q: If you would directly analyse a solid sample with atomic absorption spectroscopy, which method will…

A: Answer - Atomic absorption spectroscopy - Atomic absorption spectrometry (AAS) detects elements in…

Q: Atomic absorption spectroscopy results are highly reproducible but have low sensitivity and…

A: Introduction: The absorption of radiation by free atoms is measured using AAS. The total amount of…

Q: spectroscopy

A: This question is related to spectroscopy.

Q: which of the following is true about Atomic Absorption Spectroscopy (AAS) ? a. It is highly…

A: Atomic adsorption spectroscopy detects elements based on their characteristic wavelength of EM…

Q: The technique of ___________ produces a uniqueabsorption spectrum for an organic explosive.

A: The dispersion of light into component colors is referred to as spectroscopy. it is a tool for…

Q: Please help with the  Chemical shift Splitting pattern  Integration

A: The compound is methyl benzoate. Delta 8.0 (d,2H), Delta 7.6 (t,1H), Delta 7.45 (t,2H).  Ortho and…

Q: Answer the following questions : A. When analyzing an analyte solution in a specific solvent, what…

A: Two questions based on spectroscopy, which are to be accomplished.

Q: To improve the accuracy of our linear fit between absorbance and concentration, O a. add an extra…

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Q: Select the following statement that is not related to the principles of Atomic Absorption…

A: AAS technique is used for elemental analysis i.e., it help us to determine the amount of sample…

Q: Which method, AES or XPS, is better for resolving chemical shifts and

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Q: I would like to make sure that my peak multiplicity and integral values are correct for each…

A: 1H-NMR is used to determine the structure of the compound. In the NMR spectrum the number of signals…

Q: When working with Atomic Absorption Spectrophotometer, tell the criteria to work with which flame…

A: Atomic Absorption Spectrophotometer (AAS) is basically used for the quantitative analysis of several…

Q: Compare and contrast the components of an infrared spectrophotometer with that of a visible…

A: From given  Components of UV and IR spectrophotometer is compared and explained in detail as follows…

Q: Why does the fluorescence quenching happen?  Please shortly answer at your own words. Answer should…

A: A molecule of a substance after absorbing UV/Vis light gets excited to upper energy level from the…

Q: In Spectrophotometric Determination of a Metal, how do you compute or get for the Corrected…

A: We know spectrophotometric method is the most widely used tool to study the formation of metal…

Q: For practical reasons, it is best to measure the absorbance of the most dilute first to the most…

A: Absorbance is measured using UV-Vis spectroscopy. It follows the Lambert-Beer's Law, which shows…

Q: What are the nature of spectrum differences between Uv-visible and Fluorescence spectroscopy…

A: The nature of spectrum differences between Uv-visible and Fluorescence spectroscopy analysis has to…

Q: What are the processes of concentrate samples analysis in Uv-visible spectroscopy? Please shortly…

A: The absorbance spectra of a compound in solution or as a solid are obtained by Uv-visible…

Q: Induction coupled plasma (ICP) emission spectrometry is widely used for the sensitive multi-element…

A: Answer is as follows

Q: Why is it important to acquire a reference spectrum and subtract it from the sample’s spectrum?…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: If the absorption peak(s) was present in the IR spectrum, fill in the approximate wavenumber(s). If…

A: We have to predict the presence of certain groups and its wavenumber.

Q: In Atomic Absorption Spectroscopy, Tungsten is the generic material of the cathode in Hollow cathode…

A: In atomic absorption spectroscopy, Tungsten is the generic material of the cathode in Hollow cathode…

Q: Rationalize the use of solvents free from contaminants absorbing in the spectral region being used.

A: To find: The use of solvents which is free from the contaminants absorbing in the spectral region…

Q: What does it mean if the peaks of all samples are the same in UV Visible spectroscopy? How about in…

A: It is given that the peaks of all the samples are the same in UV Visible spectroscopy and in…

Q: Show the Atomic Fluorescence Spectrometer schematically.

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Q: sing words and/or pictures and/or equations, explain how the use of a deuterium (D2) lamp can…

A: The flame atomic absorption spectrophotometry is a technique to estimate the amount of metal in the…

Q: Use the absorption spectrum for the “green” solution to explain why it is observed to be green. You…

A: To explain why the “green” solution is observed to be green.

Q: As the pH changes, how will the absorbance change at the wavelength of the isosbestic point?

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Q: Why do you have to use the same cuvette after doing the baseline correction in Ultraviolet-Visible…

A: Answer -  Ultraviolet-Visible Spectrophotometry - Ultraviolet-visible (UV-Vis) spectrophotometry is…

Q: Explain why or why not the fingerprint region of the IR spectrum cannot be predicted. Use the basis…

A: Infrared spectroscopy identifies the organic compounds on the basis of the vibrations of the bonds…

Q: What do we need to pay attention in using a UV-Vis spectroscopy for quantitative analysis in terms…

A: The UV-Vis spectroscopy follows Beer-Lambert's Law, which states that -" The absorbance of the…

Q: What kind of light is used in FTIR (Fourier-transform infrared spectroscopy) instrument and what is…

A: • Fourier Transform Infrared Spectroscopy (FTIR) is a technique used to obtain an infrared spectrum…

Q: An instrument designed to measure the wavelength/wavenumber with great accuracy is called alan O…

A: Instrument designed to measure the wavelength/wavenumber with great accuracy is called:

Q: Name one thing that can be learned using absorption spectrometry and how can these knowledge be…

A: Introduction Spectroscopy Spectroscopy is the branch of science dealing the study of the…

Q: The following questions are related to the three important types of atomic spectrometers: (i)…

A: Spectroscopy:- Specroscopy is one of the important analytical technique, it is the study that…