What is IR active and IR inactive?

Q: extinction coefficient = ε, path length = b, concentration C A sample containing an unknown…

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Q: arer フ-cト チ子 185 (d) | りう 3-11

A: Solution: We know the proton NMR spectroscopic technique is one of the best and commonly used…

Q: 2. 2. 2. C- 5 4. Br 3 Br OCHS CS Scanned with CamScanner

A: The naming of organic compounds based on IUPAC nomenclature system. There are different type of…

Q: What is the %DV for saturated fat?

A: We are to discuss the % daily value for saturated fat.

Q: In X-ray spectrometers, the specimen or the sample is placed after which of the following…

A: To solve this problem we have to know about X-ray spectrometers .

Q: What's ir

A: Nucleus contains two particles-1. protons and 2. neutrons.

Q: 3: In the second part of the experiment, a solution containing 1.60x10³ M Fe³+ and 4.00x10-4 M SCN…

A: First, we have to draw an absorbance versus concentration plot for the given data.  From the linear…

Q: 2) Complete the mssing n rlearsumbolinthccacati Delow. 26tct ->26te

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Q: What are the most common causes for ALT and AST elevations?

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Q: Enumerate the ions that form colored complexes during the confirmatory test. Identify their…

A: Qualitative analysis of group III cations is being performed in the experiment. Group IIIA contains-…

Q: state two factors that determine which ions predominate in a primary absorbed layer

A: To state two factors that determine which ions predominate in a primary absorbed layer.

Q: Please refer to the graph in the lab document. If the absorbance of a containing FeSCN2+ is found to…

A: We are given a plot of absorbance vs concentration  Equation => y = 4713.6x  Y = absorbance  X =…

Q: Question 29 Which of the following is not a step in Atomic Absorption Spectroscopy (AAS)? O A. Atoms…

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Q: tohr Method is not good for determination of l- and SCN- due to O scattering of light O…

A: Mohr method is not good for determination of I- and SCN- because

Q: The role of calcium ions (Ca) in neural signal transmission is to cause the relegs

A: In this question we have to choose correct option for the role of calcium ion in neural signal…

Q: D30*, D20 (excess) a) b.) -D D D CD3 D3C D. d.) D.

A: option- D as enolate formed that side is more stabilized and leads to the formation of the product…

Q: when 59 Cu undergoes position emission, what is the immediate nuclear product?

A: Positron emission reaction: Positron particles are electrons with a positive electric charge.…

Q: Briefly discuss two types of GC detectors under the following headings a) Theoretical principle b)…

A: Full form of GC detector is Gas Chromatography. GC detectors are the devices which are used in the…

Q: What is chromophore and pigment? Provide website link of reference

A: Bioinorganic chemistry is branch of chemistry in which we study the chemical reaction in biology.

Q: Explain why is FAAS a good method of quantifying Ca in milk?

A: In milk, calcium is spreaded between caesin micelles and milk serum.

Q: Chemistry Using FTIR to see structure change in quinine after exposing it to light for 2hr seems…

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Q: what is the chemical formula of 40% LiCl solution absorb water? How does 40% LiCl solution absorb…

A: 40% of lithium chloride has formula LiCl or CILi as, Lithium Chloride has the chemical formula LiCl…

Q: Write down the identification reactions for lodine. Specify the reaction conditions

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Q: Write a detail note on fol soft ionization techniques:- a. Field Desorption (FD) b. Fast Atom…

A: In Mass Spectrometry, there are various ionisation techniques which are used. The two main divisions…

Q: Explain the observed properties of Corundum (a-Alumina)

A: Corundum is a crystalline  form of aluminum oxide  (Al2O3) typically containing traces of iron,…

Q: What are the types of MSDS forms.

A: MSDS forms means  Material Safety Data Sheet . It contains information about the various types of…

Q: Discuss very briefly the societal significance of LSD.

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question out…

Q: Would a component with a larger Rf value have a higher or lower affinity for the mobile phase…

A: TLC is an analytical technique which can be used to monitor the organic reaction transformations.…

Q: Chemical dyes are used to increase resolution of objects.   True False

A: Chemical dyes are used to increase resolution of objects. This statement is true or false is the…

Q: A 0.32 g soil sample was digested and diluted to 481-mL. The diluted sample was analyzed for Zn by…

A: We are authorised to solve only one question at a time. Please post rest of the questions…

Q: 4. If the protein reacts with the blue (580 nm) dye to form a purple color (550 nm) complex, draw…

A: Protein reacts with blue dye to form a purple complex. We have to draw diagram to show how…

Q: The Rf of four spots in a normal phase paper chromatography is given. Determine which of these is…

A: Here the the rf factor is a tool to determine which spot is polar or non polar. The least rf value…

Q: Question 1. a) Describe the effect of conjugated chromophores in a molecules UV-Vis absorption.

A: Conjugation is the system in which one single bond is combined to one double in a long chain. Or…

Q: Trace the productiom of radionuclides in a cyclotron

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Q: Most iron (III) compounds are very weakly colored, and do not lend themselves well to visible…

A: In spectrometric analysis, we measure the intensity of color of the unknown compound with the help…

Q: 4. Identify t -2 a) S → S

A: In the redox reactions, the transfer of electrons occur between the reactants taking part in the…

Q: a) Briefly describe the meaning of chromophores. b) (i) Depict the graph using Microsoft excel (ii)…

A: (a) Chromophore is a group which exhibit absorption of electromagnetic radiation in UV or Visible…

Q: Write Ksp for Ca3 (PO4)2 salt ... a. [Ca2+]3 [PO4]² b. [Ca2+] [PO43-1² c. [Ca]³ [PO43-]? d. [Ca2+]²…

A: The compound given is Ca3(PO4)2.

Q: Why might IR be a useful tool for the analysis of food products in the fight against EMA? What…

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Q: Consider the Beer's Law plot shown below: When the absorbance is 0.55, what is the concentration of…

A: The calibration curve given is, Given absorbance = 0.55

Q: 62 Cu undergoing electron capture? Which is the correct equation for 29 62 Cu + 29 62 Ni 28 e -1 62…

A: Electron capture is a process, where an atomic nucleus absorb inner atomic emission from K and L…

Q: What is the detection limit of GC-FID in terms of analyzing samples such as water with oil

A: The full form of GC-FID is Gas chromatography-Flame ionization detection. Gas Chromatography is one…

Q: Complete these Heck reactions

A: The Heck reaction is the chemical reaction of an unsaturated halide with an alkene in the presence…

Q: chemhelp7 The researcher determined the Pb content of water sample from a river suspected to be…

A: Plot the calibration curve first to get graph equation in excel.

Q: Most iron (III) compounds are very weakly colored, and do not lend themselves well to visible…

A: By complex formation absorbance will be increased

Q: 5) Explain eiectron ionization (EI) and fast atom bombardment (FAB) techniques in rnass…

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Q: This expresses the direct proportionality between absorbance and concentration. (A) Beer-Lambert's…

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Q: Question 1 Why should absorbance outside the standard curve be used to determine the unknown…

A: A question based on analytical process that is to be accomplished.