The encircled part of the TGA indicates loss of...

Q: What are the consequences if an EDTA tube is filled first before a red top tube?

A: Red top tube This tube is plain glass. It does not contain any anticoagulants, preservatives, or…

Q: Explain the process of Designing a Multistep Synthesis

A: Chemical synthesis refers to artificial means to carry out reactions in the lab using suitable…

Q: Study figures 31-6 a & b in chapter 31 (page 863) of your prescribed textbook, and draw separation…

A: 1

Q: write important fragmentation pattern /ions for the compound?

A: In mass spectrometry, fragmentation is the dissociation of energetically unstable molecular ions…

Q: N-number: A protein has a molecular mass of 400 kDa when measured by size-exclusion dodecyl sulfate…

A: Given information,MW given by size exclusion chromatography = 400 kDaIt is the native protein size.…

Q: briefly outline the evidence that methyl red and b- cyclodextrin formed a host- guest complex

A: In materials science, host–guest chemistry refers to complexes made up of two or more molecules or…

Q: 2. What types of species can be separated by RP-HPLC and not GLC? Please explain your answer and…

A:

Q: Will a HPLC-UV method be more advantageous than a UV/Vis spectroscopic method for cefuroxime?…

A: Please find your solution below :  HPLC-UV method is more advantageous than a UV/Vis spectroscopic…

Q: Draw out the proposed catalytic cycle in photoATRP process using CuBr2 and MeTREN6.

A: Catalytic cycle in photoinitiated ATRP process using CuBr2 and Me6TREN.

Q: Define the following terms used in HPLC:             (a) gradient elution             (b)…

A: Given terms, (a) gradient elution (b) isocratic elution (c) reversed-phase packing

Q: I need help darwing a TLC plate  and figuring out the Rf values is the retention factor values We…

A: The crude mixture is the component that is obtained directly from the reaction after its completion.…

Q: -gold-Prelog sequence rules.

A: CIP rule is used for ranking in the group and then give the perioriy. For Highest perioriy we can…

Q: the % retention of the unnatural base pair drops from 100% to ~50% over the course of 75 hours after…

A: At the development of the hereditary letters in order of DNA, a few unnatural third base sets…

Q: Which is more polar, the water solvent or the chromatogrphy paper?

A: In paper chromatography, paper is made up of cellulose in which there are various hydroxyl group…

Q: partition coefficient

A: Given: Some amount of compound A is dissolved in 100 mL of water. When 100 mL of DCM is added, 80%…

Q: The interconversion of cyclic anomer from alpha to beta configuration is called ______.

A: The interconversion of cyclic anomer from alpha to beta configuration is called mutarotation.…

Q: What is the difference between Mohr and serological pipette?

A: Difference between Mohr and serological pipette is given below.

Q: Show by a series of equations (with structures) the first stage of the Edman method applied to a…

A: Edman degradation given by Pehr Edman, it is a process of purifying protein by sequentially removing…

Q: Explain why the LC-MS-MS method is superior to the peptide mass mapping method.

A: Peptide mass fingerprinting (PMF) is an analytical technique for protein identification in which the…

Q: حمله معد

A: Given molecules contain a carbon group bonded with oxygen known as esters. EI or elestrionization is…

Q: List the fragmentation pattern of Aspirin and Paracetamol

A: The instrumental method which is used to determine the structure of chemical compound using…

Q: any Vitamin C destroyed by heating

A: In this question we have to explain that any vitamin C destroyed by heating and also we know about…

Q: What is the assay method of telmisartan , with illustration?

A: An assay is an investigative (analytic) procedure in laboratory medicine, pharmacology, for…

Q: What would be the effect of raising the temperature or increasing the carrier gas flow rate on the…

A: The gas chromatography is a set of separation techniques to find the volatile substances in gaseous…

Q: What will be the residue and what will be formed at cooler portion of test tubes if the tube…

A: Sugar: Sugar belongs to carbohydrate, which contains energy. It is white crystalline solid with…

Q: Justify and explain following statements.  (a) The adsorbent should be insoluble in the solvent. (b)…

A: Adsorption is a surface phenomenon in which molecules, atoms, ions get adsorbed on the surface. This…

Q: H2C H2C CH2 Н—с-он н—с-о, 2 H2C B(OH)4 H2C CH2 + + 4 H Н—с—он H FC-o о—с—н H2C H2C CH2 PVA temporary…

A: Applying concept of nucleophilic substitution reaction on boron center.

Q: answer both. no need for detailed mech

A: Attack of cyanide to the keto carbonyl produce the cyanohydrin compound. The hydrolysis of nitrile…

Q: What four values are needed to calibrate a CO2 sensor (IRGA)? B. Briefly describe how to obtain…

A: These sensors depends on the IR light source and detects the quantity of CO2 molecules. Calibration…

Q: Why is sodium thiosulfate added in NI-DMG

A: Generally in industry nickel is determined by DMG (dimethyl glyoxime) gravimetric analysis.  This…

Q: Draw the electrophoretic separation of Trp, Cys, and His at pH 6.0.2

A: The electrophoretic separation of Trp, Cys, and His at pH 6.0 is given as,

Q: could products be isolated for further analysis suing TLC (thin-layer chromotography) as a…

A: Chromatography is a laboratory technique for the separation of a mixture into its components. The…

Q: Poopose mechanlom for following transpormation ?

A:

Q: ind the isoelectric and zwitter ion of lysine, show the steps

A: Given the isoelectric and zwitter ion of lysine

Q: Introduction of vinyl polymer production using the bulk method.

A: This is a method of polymerization. This method involves radical mechanism. It is a three step…

Q: What is the effect of temperature on chemisorption?

A: The process that deals with the accumulation of gas-solid or liquid, or gas molecules on another…

Q: state the difference between a primary and secondary fragment ion. Do not copy.thanks

A: In mass spectroscopy, a high energy ion source is bombarded upon the sample in an ionization chamber…

Q: Compute the repeat unit molecular weight for poly(methyl methacrylate).

A: The molecular formula for methyl methacrylate is C5H8O2The repeat unit molecular weight for…

Q: Enz-SH + Ag* –→ Enz-S-Ag + H* The affinity of Ag* for sulfhydryl groups is so great that Ag* can be…

A: The detail explanation is given below

Q: (b) Protein concentration can also be determined by UV spectrophotometry. (i) Describe the principle…

A: Answer. UV spectrophotometry or UV-Visible spectroscopy  is an analytical technique used to identify…

Q: In TLC, point of origin refers to O The bhottom edge of the TLC plnto.

A: Question 1: Option 1 is the correct answer. The point of origin was sketched very lightly with…

Q: Provide an illustration of resolution of a racemate mixture using diasteromer formation.

A: We have to illustration of resolution of racemate mixture using diasteromer formation.

Q: Paper Chromatography laboratory report explanation

A: Paper chromatography is an analytical method used to separate colored chemicals or substances. It is…

Q: what the mechanism of action of EDTA in the study, advantages and results obtained.

A:

Q: The pure samples, R & S-Carvone and will undergo which analyses below (choose all that are…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…