Which technique measures secondary structure? a. Size exclusion chromatography b. Circular Dichroism c. UVVis spectra d. Mass spec

Q: A particular mixture was seperated into three components usin paper chromatography. the Rf value of…

A: Rf value is the ratio of distance travelled by a given component to the distance travelled by the…

Q: The identity and ratio of solvents are necessary in chromatography for achieving a good separation.…

A: if your solvent had an overly polar TLC developer then all the components of the mixture will move…

Q: What are the advantages of evaporative-light scattering detector when used with high-precision…

A: ELSDs are aerosol-based HPLC detectors which work by converting the eluents of target components…

Q: Which of the following is best to use to separate butanol from the volatile mixture? O a. Affinity…

A: chromatography used to separate butanol from the volatile mixture

Q: In all forms of chromatography, there is a mobile phase and a stationary phase.  In thin layer…

A: Thin layer chromatography is the synthetic technique used in determining the purity of compound,…

Q: Are the analyte molecules charged or not when isoelectric focusing separation is completed? Explain…

A: The analyte particles are charged. They just go to  oppositely charged electrodes. Electrophoresis…

Q: A particular mixture was seperated into three components usin paper chromatography. the Rf value of…

A: In chromatography plate, the mobile phase is the one which carries the component of the mixture with…

Q: In Thin Layer Chromatography，why does the least polar of the analytes （biphenyl）have a higher Rf…

A:

Q: In gel chromatography, what determines the degree of species separation in a state?

A: Given   Gel chromatography  and the degree of species separation .

Q: Referring to the chromatogram, answer the following questions. Show your calculations. 1. What is…

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

Q: A student has a purple dye mixture on which she performs a TLC experiment with a silica gel plate…

A: TLC experiment is performed on the mixture of purple dye with the help of silica gel plate and…

Q: What is the role of the stationary phase and mobile phase in chromatography?

A: Solution:    Chromatography is a laboratory separating technique for the mixture. The mixture of…

Q: Is it possible to detect metal complexes of organic acids with thin layer chromatography?

A: Thin layer chromatography, abbreviated as TLC, is used to identify the element or compound present…

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: do you think that a dye with a high retention factor is more soluble or less souluble in the solvent…

A: Retention factor is defined as the ratio of the distance travelled by the solute solution to the…

Q: Which of the following is TRUE for a reversed phase chromatography experiment? i. Less polar…

A:

Q: Which of the following factors DOES NOT affect retention time of a sample undergoing normal phase…

A: Retention time is the time period where a sample spend on column. Here we have to tell which factor…

Q: What is the principle behind reverse-phase ion-pairing chromatography?

A: Reverse Phase ion chromatography use the principle of  Solute ions instead of molecules .

Q: 19. What is thin layer chromatography (TLC) LEAST useful for from the list below? A) To determine if…

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

Q: In thin layer chromatography, the solvent (mobile phase) move up the stationary phase carrying some…

A: In this question, we will Identify the correct option for thin layer chromatography. You can see…

Q: how might chromatography be used to analyze the composition of the dye in a marker?

A: Chromatography is a method for analyzing mixtures by separating them into the chemicals from which…

Q: 2. What type of instrumental analysis technique is used to measure the concentration of an analyte…

A:

Q: Why does silanization reduce tailing of chromatographic peaks?

A: Given observation,  Silanization reduces tailing of chromatographic peaks.

Q: How does ammonia, dimethylglyoxime (DMG), and 8-hydroxyquinoline (8HQ) interact with your cations,…

A: In paper chromatography, substances are distributed between a stationary phase and a mobile phase.…

Q: Which mechanisms of band broadening that operate in chromatography are absent in capillary…

A: The process of band broadening is basically explained by the Van Deemter equation in chromatography…

Q: Why does a molecularly imprinted polymer selectively bind a desired analyte?

A: Molecularly imprinted polymer selectively bind a desired analyte has to be explained.

Q: How might the Rf values of colorless substances be determined? That is, how could the colorless…

A: we use locating agents which reacts with the substance to form colored compound

Q: Which one of the following chromatographic techniques is useful in the identification of organic…

A: Chromatography is used to know the molecular weight . Here the known polymer is used to made the…

Q: 04. Describe in detail the five basic steps in the thin layer chromatographic (TLC) separation.

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

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: Describe the mechanism that allows analites to be separated in:ion-exchange chromatography

A: Interpretation -  Describe the mechanism that allows analites to be separated in ion-exchange…

Q: Paper Chromatography and TLC are examples of planar chromatography. True or FalsE?

A:

Q: TGA analysis

A: Ans. Thermogravimetric analysis or TGA techniques helps in determination of thermal stability of…

Q: by

A: Chromatography is basically that technique which allows the separation, identification, and…

Q: How to determine which is the most polar and least polar in REVERSE PHASE thin-layer chromatography?…

A: Chromatography technique is used to separate compounds from mixture of compounds.Let's discuss the…

Q: What is an evaporative-light scattering detector in chromatography?

A: An evaporative light scattering detector (ELSD) is a detector used in conjunction with…

Q: Briefly explain the principle behind the following techniques: (a) ion-exchange chromatography (b)…

A: Question is based on chromatography techniques:

Q: 24. Define a) chiral chromatography. b) adsorption chromatography.

A: As per rule we have answer only one question , so I am answering 24 question

Q: 35. The stationary phase, as well as mobile phase, are liquid in Adsorption column chromatography…

A: Answer: Chromatography is a separation technique, in which we separate the components of a mixture…

Q: Gel permeation chromatography depends on the degree of species segregation of a sample

A: Given         Gel permeation chromatography depends on the degree of species segregation of a sample…

Q: You perform a thin-layer chromatography test on pigments extracted from a purple flower. There are…

A: Thin-layer chromatography, most commonly known as TLC, is one of the most important separation…

Q: In thin layer chromatography what is the mobile phase?

A: Chromatography is a technique used for the separation of non-volatile liquids.

Q: What kind of chromatography would you for purification of full length antibody ?

A: Chromatography is used to seperate and purify mixture of species . Various type of chromatrographic…

Q: Why is thin layer chromatography a convenient way to anayize triphenylmethanol

A:

Q: Use a suitable model to explain how separation and identification of a mixture of organic compounds…

A: The mixture indicates the presence of two or more components of a substance in nonspecified molar…

Q: Enlist the solvents used as stationary and mobile phases in  Gel Permeation Chromatography

A: Gel filtration chromatography can be used for separating compounds such as small molecules,…

Q: Which of the following methods is mod suitable for the purification of new solid organic 37 compound…

A: Given Technique A. Evaporation B. fractional Distillation C. Steam Distillation D. Recrystallization…