Give an advantage and disadvantage of the spectra obtained from an electron impact(EI) mass spectrometer?

Q: How does a CEM detector work

A: Channel electron multipliers (CEMs) are detectors, which respond to charged particles, hard and soft…

Q: A 0.1110 g rock sample containing an unknown amount of Ca was dissolved in HCl and diluted to 100.0…

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Q: 1755 1820 IR Spectrum Okquid tim) 2000 Y (cm 4000 3000 1600 1200 800

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Q: Calculate the M+1/M+ peak for the hypothetical compound Cz4H2Cls if the M+ pcak is 22.3% Give your…

A: Calculate the M+1/ M+ peak for the hypothetical compound C14H22Cl5 The M+ peak is 22.3 %  Isotope…

Q: Analytical Chemistry II Compare between the advantages and disadvantages of atomic emission…

A: Atomic emission spectroscopy: An Atomic spectra occurs when valence electrons from highest-energy…

Q: Briefly explain the principles of APCI mass spectrometry

A: APCI mass spectrometry principle:   The Principle of APCI Figure 1. Schematic illustration of the…

Q: Why must the absorbance be read at a wavelength of 543 nm?

A: The absorbance value is calculated at a particular wavelength value i.e., lambda max .  At this…

Q: The purpose of the flame in the atomic emission spectroscopy is for I. Vaporization II. Excitation…

A: There is more than one question,and all are different and as per answering guidelines I can answer…

Q: How is isotope dilution mass spectrometry used in quantitative analysis?

A: Mass spectroscopy -  It is the analytical technique which is used to measure the mass to charge…

Q: What is the sample absorbance of a liquid with 20.4% of the incident light being transmitted through…

A: Absorbance is also called as optical density  and it is the quantity of light absorbed by the…

Q: In atomic emission spectroscopy th

A: In atomic emission spectroscopy a fluorophore is emit radiation from excited state to ground state.…

Q: Arrange the following steps according to the order of process in Mass spectrometry…

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Q: Explain the principles of UV-Vis Spectrometer

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Q: It uses flame to atomize samples to detect traces of metals. Atomic Absorption Plasma Emission O…

A: Atomic Absorption:  The technique uses basically the principal that free atom(gas) generated in an…

Q: 28.9 nm to μm. could I get a step by step, please?

A: 1 nanometre = 0.001 micrometre  1 nm = 0.001 μm   By using this conversion factor we can convert the…

Q: Elemental Analysis Results:  C(74.09%) H(7.11%) O(18.80%). The following mas spectra belong to this…

A: The mass to charge ratio of ion is determine by mass spectroscopy.

Q: 9. Spectral lines are shown in the image below. But what are they? Explain how spectral lines are…

A: Each element  have different  spectra due to different number of electrons  in valence  shell.

Q: If a TOF mass spectrometer needs to scan an m/z of 600, what is the speed of this ion if it is…

A: There are some important equations which describe the TOF mass spectrometry.

Q: What is the sample schematic drawing of double beam UV Visible spectrometer and put a label and its…

A: Please find your solution below :

Q: What do you call a process in atomic spectroscopy in which the sample is volatilized and decomposed…

A: Correct option: B Atomization Explanation:  1) Atomic spectroscopy is used to the determination of…

Q: Use a schematic outline to illustrate how the electron impact source of a mass spectrometer would…

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Q: How line spectra can be used?

A: Line spectra are used for the identification of atoms and molecules. Line spectra or spectral line…

Q: 2. The content of sodium in a cooking salt substitute for a low-sodium diet can be determined by…

A: First, we have to find the concentration of the standard NaCl solution. Then we have to plot the…

Q: How does spectroscopy help to identify an element?

A: Spectroscopy is defined as the study of the absorption and emission of light and other radiation by…

Q: Bromine has two naturally occuring isotopes, Br-79 and Br-81, approximately 50% of each.…

A: The mass spectrometry is not a true spectroscopic method as it does not involves any electromagnetic…

Q: Mass Spectrum Mass Spectrum 120 100 80 27 60 29 40 20 53 4 so 51 25 30 35 40 45 50 55 60 65 70 75 80…

A: Given mass spectrum of an unknown compound.

Q: . What make this quantum set invalid? n= -3, l= -2, ml = -1, ms = -1/2 2. A gas occupies 275 mL @…

A: 1. n= -3, l= -2, ml = -1, ms = -1/2

Q: The LC-MS (mass spectrometry) is set to positive mode (can only see positively charged ions). What…

A: The other routine mode of LC-MS mass spectrometer is negative mode , this mode is used to analyze…

Q: and

A: Mass spectrometry is basically a technique that helps to measure the mass by charge ratio with help…

Q: the approximate size, in fm, of the Al nucleus? 13

A: Size

Q: When do you need to blank a spectrophotometer (Spec 20)? a.After the wavelength is changed.…

A: For calculating the absorbance of a particular substance of interest, the spectrometer has to be…

Q: Describe the basic design difference between a spectrometer for absorption measurements and one for…

A: The spectrometer is a device that measures and analyzes the spectral components of physical…

Q: What mass range or molecular mass range can be detected using GC-MS?

A: Mass spectrometry (MS) is an incredibly versatile technique, so it can be used on a wide range of…

Q: Atomic fluorescence spectrometry is an attractive alternative to atomic absorption spectrometry for…

A: Atomic fluorescence spectrometry (AFS) is an analytical method which is used to determine the…

Q: 1)How does the spectra obtained by electron-impact, field ionization and chemical ionization is the…

A: Mass spectrum is the technique used in analytical chemistry for the separation of ions based on the…

Q: 1. Explain the difference between atomic emission spectroscopy and atomic absorption spectroscopy.

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Q: describe the mass spectrum MASS SPECTRUM to5 100 80 60 40 20 0.0+ 0.0 80 120 160 200 240 40 m/z DA…

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Q: 6-what is difference between Transmittance and absorbance in spectroscopy?

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Q: why does the choice and use of a blank matter for Spectrophotometry?

A: Solution of your question is given below:  Blank matter allows to identify if any of the analyte…

Q: How do I find the theoretical molarity?

A: The values are given as follows:

Q: Explain what can be determined from the following mass spectrum. M* = 123

A: From the mass spectrum we can determine the structure of unknown compound via molecular weight. It…

Q: What is commonly determined using Atomic Spectroscopy? Bodn energy Elemental composition…

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Q: What makes the electron beam in magnetic deflection mass spectrometer?

A: Mass spectrometry is used to identify the molecular mass of the unknown organic compounds.

Q: In a mass spectrometer, two beams of singly ionized isotopes of uranium 23592U and 23892U are…

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Q: What is the effect of temperature on atomic spectroscopy?

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Q: Which of the following is a possible composition for a parent peak in a mass spectrum with m/z of…

A: Interpretation: Which of the following is a possible composition for a parent peak in a mass…

Q: What kind of molecular weight do you generally get from light-scattering photometry?

A: The solution of molecules with known concentration are placed in a cuvette, then a beam of…