The purpose of the best-fit line on an experimental scatterplot is to identify any linear trend in scattered data. - The best-fit line allows us to predict behavior between measured data using its slope.

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

A: There are two type of atomic spectroscopy i.e atomic absorption spectroscopy and atomic emission…

Q: What are the interferences in AAS technique? Give examples and corrective measures

A: Atomic absorption spectrometry (AAS) is a technology that uses free gaseous atoms to absorb…

Q: Illustrate peak tailing, peak fronting, and split peaks. What are their possible causes and…

A: Peak tailing is the peak shape distortion with a broader second-half and a narrower first half which…

Q: Identify the maximum intrabeam permissible exposure (MPE) for the eye: a. CO2 laser for 10 seconds…

A: MPE (Maximum Permissible exposure ) is the maximum level of laser radiation to which a person may be…

Q: Draw block diagram of IR spectrophotometer and describe the basic components

A: SOLUTION: Step 1: An infrared spectrophotometer is an analytical instrument used to identify…

Q: Briefly, but informatively, explain the following as encountered in analytical chemistry: (i)…

A: i) Photoelectric effect = A photoelectric effect is something when electrons are released over a…

Q: Question attached

A: In transition metal complexes, the crystal field stabilization energy, pairing energy and absorption…

Q: A student will be performing analysis of water samples collected from the Lake Eymir to determine Fe…

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Q: Explain the principles of UV-Vis Spectrometer

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Q: List the 3 types of EMR scattering and give the relationship between the particle size and…

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Q: Fluorometry is more selective and more sensitive than absorption spectrometry.Tell what is meant by…

A: Sensitivity: It is relatively easy to detect lower level of light from fluorescent emissions than…

Q: -Describe the principle of optical rotation method and refraction method. Which one is better for…

A: 1. Answer - optical rotation method - Optical rotation, also known as polarization rotation or…

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: 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: A sample was excited by the 4358 angstrom unit line of Mercury a Raman line was absorbed at 4447…

A: Given information,    Sample was excited by the 4358 angstrom unit line of Mercury a Raman line was…

Q: ___________can be used for field testing.   Raman Spectrometer   FT-IR   AAS

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Q: Force Completion Once started, this test must be completed in one sitting. Do not leave t Remaining…

A: Wavenumber is given by,

Q: The diagram below represents the layout of a typical single-beam UV-Vis, explain the function of…

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Q: wavenumbers

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Q: The extinction coefficient for FD&C Blue Dye #1 is 138,500 cm-L/mol at 630 nm. A chemist collected…

A: From Beer-Lamberts law  A = elc where A=Absorbance e=extinction coeffiecient l=path length…

Q: Electron probe microanalysis (EPMA)

A: Answer:- Electron probe microanalysis (EPMA) uses the plan of action uses bombardment of the…

Q: 1. Sample preparation of infrared spectroscopy uses KBr as the blank because Kbr has 100%…

A: KBr has a property that it does not absorb in the range of wavenumber 4000-400 cm-1 which is also…

Q: 100 IR Spectrum #3: 90 80 70 60 M 50 40 30 20 10 4000 3800 3600 3400 3200 3000 2800 2600 2400 2200…

A: Unknown molecule will be Cyclohexanone.

Q: The extinction coefficient for FD&C Blue Dye #1 is 138,500 cm-L/mol at 630 nm. A chemist collected…

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Q: • Use up to five lines to briefly compare the sample atomisation approach commonly used in flame…

A: The key information about the unknown sample present in a solution can be obtained qualitatively by…

Q: You are working with metal thiocyanate complex, M(SCN)+, with a molar absorptivity constant, ε, of…

A: Beer–Lambert’s law equation:

Q: oncisely define and differentiate the Ollowing concepts a. analytical information, analytical…

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Q: how can spin-spin splitting lines be differentiated from chemical shift lines?

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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: 3. Draw the labeled schematic of ESCA/XPS spectrometer with parts depicting the basic principles…

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Q: Question attached

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Q: Write the Instrumentation of FT-IR spectroscopy?  Please shortly answer at your own words. Answer…

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Q: Graph the Tollowing data mL of NaOH (x-axis) pH (у-аxis) 3.00 1.00 4.05 2.50 4.52 5.00 5.00 7.50…

A: Given, mL of NaOH and pH data are provided     Required,                    A scatter plot that…

Q: (a) Draw a block diagram of an atomic absorption spectrometer (AAS). Briefly describe the function…

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Q: State the difference between transmittance, absorbance, and molar absorptivity. Which one is…

A: Transmittance- It can be expressed as the ratio of transmitted intensity (I) to the incident…

Q: 100 IR Spectrum #4: 90 80 70 60 50 40 30 20 10 4000 3800 3600 3400 3200 3000 2800 2600 2400 2200…

A: Allylether will be the desired product.

Q: Complete the pattern of electronic configuration. 25? 3p° 35? 4p 5d10 6d10 7ps 852 7s?

A: According to aufbau principal The subshell with minimum energy is filled up first

Q: Explain why spectral interferences in inductively coupled argon plasma optical emission spectrometry…

A: Spectral Interference Spectral interference is caused by overlapping of radiation in absorption line…

Q: What value of absorbance corresponds to 45.0% T? If a 0.010 M solution exhibits 45.0% T at some…

A: We have to calculate the value is absorbance , also the percentage transmission.

Q: The composition of a surface can be determined by measuring the peak areas during a survey scan and…

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Q: Explain (with the aid of one or more equations) why a LOWER selectivity coefficient for an…

A: Ion selective electrode helps in building the measurements during potentiometric analysis. As it can…

Q: Inductively coupled plasma-optical emission spectroscopy (ICP-OES) is a quantitative method for…

A: Solutions- Inductively coupled plasma-optical emission spectroscopy is a quantitative method for the…

Q: Wavenumbers %Transmittance 3348.16 2956.78 2871.46 1741.12 1627.76 1559.38 1477.60 1458.27 1443.92…

A: The question is based on the concept of IR Spectroscopy. we have to interpret and analyse the given…

Q: 10.Which of the following statements regarding double beam spectrophotometers is NOT true? Why?…

A: The double beam spectrophotometer compares the light intensity of two light paths in which one path…

Q: Differentiate the following compounds using FTIR spectrophotometer.Explain the principle of FTIR…

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Q: Which of the following is the correct order in which light passes through a UV-Vis spectrometer? O…

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