What roles do solvent, density and polarity play in liquid/liquid extraction

Q: 5. Why is it important that your glassware be dry for Part 2? Postulate as to what would have…

A: From the reaction equation, we can conclude that there is a equilibrium existing between the…

Q: Identify The most commonly used stationary phase in paper chromatography.

A: The question is based on the concept of chromatography. It is a technique of separation and…

Q: 5. In preparation for the analyses of other types of samples that may reach your laboratory, the…

A: There are many extraction method for cannabinoids like solventless extraction ,rosin extraction etc.…

Q: If you are extracting a substance from water into ether, is it more effective to do one extraction…

A:

Q: Enumerate three properties of a good extracting solvent in liquid-liquid extraction.

A: Liquid-liquid extraction is a technique of separation of desired constituents from a solution by the…

Q: Retention time Substance(s) Peak area (%) (min) Crude product Pure product 8.725 1,2-cyclohexanediol…

A: In the analysis of gas chromatography, the evaluation of peak area is one of the most important…

Q: Capillary electrophoresis differs from other chromatographic methods because:

A: It uses unique detectors.

Q: what is the difference between liquid phase extraction and solid phase extraction

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

Q: Explain the relationship between polarity of the compound and retention factor in chromatography

A: In chromatography, retention factor is the ratio of the distance travelled by the individual…

Q: What are the advantages and disadvantages of liquid-liquid extraction method?

A: Principal of liquid-liquid extraction method :

Q: What are the properties that determine retention time in the Chromatography process?  Please shortly…

A: Retention time is interval between the sample injection and detection of substance.    The…

Q: Describe 4 similarities and 4 differences between Thin layer chromatography (TLC) and column…

A: The chromatography technique is used to isolate the components of mixtures that have two phases, one…

Q: How do gas-liquid and gas-solid chromatography differ?

A: gas-liquid and gas-solid chromatography  difference- Gas - Liquid Chromatography- 1. Gas liquid…

Q: What are the advantages of Ultra-Performance Liquid Chromatography over High-performance liquid…

A: Both ultra performance liquid chromatography and high-performance liquid chromatography are good…

Q: How will the following changes affect the retention time of the solute in supercritical fluid…

A: Supercritical fluid chromatography (SFC) is an analytic techniques used for separation similar to…

Q: Explain how solvent trapping and cold trapping work in splitless injection.

A: In Gas chromatography both split and splitless injection takes place. Split injection is used when…

Q: size exclusion chromatography

A: The size exclusion chromatography can be used to determine the quaternary structure of the proteins…

Q: Which of the following is not a method for measuring reaction rates? A) total pressure B) thin layer…

A: A multiple choice question based on measuring reaction rate, which is to be accomplished.

Q: Analytical Chemistry Describe the formation of plasma and its functions in ICP-MS technique

A: A plasma is essentially an ionised gas, consisting of positively-charged ions and free (unbound)…

Q: The identity of a volatile petroleum residue is determined by the (size, pattern) of its gas…

A: The identity of a volatile petroleum residue is determined by the (size, pattern) of its gas…

Q: what are key reactions involved in seperation of liquid mixtures by simple and fractional…

A: Introduction: Chromatography and distillation is a technique used to separate the mixture of…

Q: Differentiate between gel filtration and gel permeation chromatography.

A: Given : We have to tell what is the difference between gel filtration and gel permeation method.

Q: In a liquid - liquid extraction, what is preferable? Three extractions with a small volume or one…

A: Liquid-liquid extraction is also known as solvent extraction or solvent partitioning. In this…

Q: The solid material in column chromatography is typically referred to as: 1) the stationary phase 2)…

A: Chromatography is a technique which is used for the separation and purification of components in…

Q: What types of flow meters are used in gas chromatography?

A: ANSWER IS

Q: Write the dispersed phase and dispersion medium of paints.

A: Colloidal solution contains two phase: dispersed phase and dispersion medium.

Q: Write the principles of the following methods:(i) Vapour phase refining(ii) Zone refining(iii)…

A: Refining is the method to purify the impure metal into pure metal using suitable methods of…

Q: 1. Define retention factor. Explain why it is or isn't an intrinsic property of a substance.  2. A…

A: TLC (Thin layer chromatography) is a technique used to separate the components in a mixture using a…

Q: A solute with a retention time of 400.0 s has a width at half-height of 8.0 s on a  column 12.2 m…

A: Introduction: Chromatography: Chromatography is an analytical technique used to separate the…

Q: Enlist the solvents used as stationary and mobile phases in paper chromatography and Gel Permeation…

A: The separation technique used for the separation of the components present in the mixture is termed…

Q: applications

A: Let us discuss the principle of size exclusion chromatography: Here the selection of molecules is…

Q: is mobile phase the eluting solvent?

A:

Q: Briefly explain how cation exchange chromatography can used in protein separation?

A: Cation exchange chromatography is a form of ion exchange chromatography (IEX), which is basically…

Q: What properties should the stationary-phase liquid for gas chromatography possess?

A: Desirable properties of the stationary phase for GC include low volatility, thermal stability,…

Q: . What is the difference between temporary and permanent hardness?

A: Difference between temporary and permanent hardness :

Q: 1. The properties that must be possessed by the adsorption reagent in air sampling are… a. Reagents…

A: Air sampling is the process by which the type and quantity of airborne contaminants present in an…

Q: What is the advantages, disadvantages and improvements of the Ultra high pressure liquid…

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

Q: From the experiment in Question 1, the following data were obtained: 2. Distance traveled by spot O…

A:

Q: Describe the recent development, fundamental principle and application of micro contact printing in…

A:

Q: Question 6 Which is NOT a factor that affects retention time? I. the pressure used II. The nature of…

A: The retention time will vary depending on: 1.The pressure used (because that affects the flow rate…

Q: Help me....   Explain the principles of gel permeation chromatography in Polymer, what is the…

A: Gel permeation chromatography is a powerful analytical technique used to separate dissolved…

Q: What kind of “cation and anion exchanger resins” can be used in the columns of an ion chromatography…

A: Ion chromatography is a type of liquid chromatography that is used to measure the concentration of…

Q: Prepare a procedural flow chart that provides a simplified overview of the entire extraction…

A: The procedural flow chat of extraction process is explained in step 2.