The two most abundant pigments in the chromatography results were carotene and Xanthophyll. What colors are absorbed  or reflected by various pigments and how much is there?

Q: Based on the absorption spectra below, what would be the color of the pigment?

A: The colour that is absorbed is not reflected in fact its complementary colour is reflected.

Q: What are the processes of concentrate samples analysis in Uv-visible spectroscopy?

A: UV-visible spectroscopy is a fast and simple technique that finds the analyte concentration of a…

Q: Why was sodium carbonate used in the extraction of caffeine from coffee?

A: Sodium carbonate: It is an inorganic compound is also known as soda ash, washing soda, and soda…

Q: The reaction in Fohl’s test will cause the formation of what compound? What type of reaction happens…

A: Fohl's test is the biochemical test of proteins for the detection of presence of Aminoacids with…

Q: When you made soap, first you dissolved vegetable oil in ehanol. What happened to the ethanol during…

A: Soaps are sodium or potassium fatty acids (that is long carbon chain) salts, produced from the…

Q: What product is formed when the compound is treated with Benedict's reagent?

A:

Q: Of the two principal polymers used in column chromatography and electrophoresis, which one would be…

A: The column chromatography procedure is used to separate a single chemical compound from a mixture.…

Q: What is the purpose of doing the silver nitrate test? Write the chemical equation involved here

A: Introduction:  Silver nitrate is an inorganic compound and its formula is AgNO3 with a molar mass…

Q: tion chromatography separates chemicals base on their differences in

A: Chromatography is a technique that is used for the separation of various mixtures.  Depending upon…

Q: where will you dispose of the waste from Molisch test?

A: Sugars or carbohydrates are the most abundant biopolymers in living organisms. Carbohydrates are…

Q: What is Dry Flash Column Chromatography? Please explain at your own words( around 500 words).

A: Column chromatography is one of the most useful methods for the separation and purification of both…

Q: Which of the following compounds will not discharge the brown/orange color of bromine? (Negative…

A: Bromine test is a qualitative test to detect the presence of unsaturation, phenols or anilines. The…

Q: Why Nitrogen (or Argon) Gas Is Used as a Wine Preservative?

A: Argon is a highly stable, tasteless, and odourless chemical element. Argon is two and half times…

Q: A positive test for the presence of sugar is indicated by which colors?

A: The test that is used to identify the presence of simple sugars in a compound or solution is known…

Q: Do zwitterions interfere with the different color reaction tests?

A: A molecule with a charge of zero and at least two functional groups, one positive and the other…

Q: What is the difference between normal and reverse phase chromatography?

A: The main Difference between Normal and reverse phase chromatography is 1) In normal phase…

Q: By the means of gas stoichiometry, how soaps are created?

A: Soap is made up of animal fat or plant oil, as well as caustic soda. It dislodges dirt from surfaces…

Q: If glass is so dangerous, why is it used in the lab?

A: Most injuries in a laboratory caused by the broken glass. This kind of injuries should be avoided in…

Q: When conducting the Triple Sugar Iron Test, what is the result of the bacteria Staphylococcus…

A: Triple Sugar Iron Agar test is a test which has three sugar (Lactose, Sucrose, and Glucose) and also…

Q: hat Is Polychrome Methylene Blue?

A: Methylene blue is a popular dye that allows us to glimpse microscopic life in vibrant colors. Before…

Q: Why efficascent oil is green liquid?

A: Efficascent oil is a liniment for the treating pains associated with muscles and joints. It is…

Q: How can polarography detect the analyte?

A: Jaroslav Heyrovsky discovered polarographic method   Polarography is a simple method in analytical…

Q: Why does picric acid and tannic acid are used to treat burn?

A: Picric Acid, is an organic compound chemically known as 2,4,6-trinitrophenol. It is a pale yellow…

Q: What are two types of compounds that make up the resin for column chromatography?

A: Column chromatography is a technique used for the separation or purification of biomolecules such as…

Q: If we wanted to measure the BSA absorbance without the Biuret reagent, which wavelength would we use…

A: BSA stands for bovine serum albumin, which is a protein extracted from cows' serum albumin. In lab…

Q: why steroids do not show luminescence on thin layer chromatographic plates?

A: Infrared absorption spectroscopy also stated as IR spectroscopy is one of the most valuable…

Q: What is the role of imidazole in Ni-Affinity Chromatography?

A: Chromatography is the technique where the mixture of proteins gets separated based on various…

Q: How do I find the optimal temperature for the iodine and starch experiment?

A: The optimal temperature for a particular enzyme is the temperature at which the enzyme attains…

Q: Name at least two alternative chemical tests that can be performed to characterize functional…

A: Organic compounds usually can be divided into two parts: a reactive part; functional group and alkyl…

Q: Arrange the following in order of increasing Rf on thin-layer chromatography: acetic acid,…

A: Thin-layer chromatography is a method of separating non-volatile mixtures. Thin-layer chromatography…

Q: Can paper chromatography be used to separate and identify very volatile substances? Explain your…

A: Paper chromatography is a separation technique that is mainly involved in the principle for the…

Q: The wavelength for cobalt (II) chloride is set to 549 nm. Why is this wavelength being used?

A: In uv visible spectroscopy , we measure the absorption of radiation by the sample at a particular…

Q: What is meant by the term plating efficiency?

A: The cells are cultured over the plate at the particular growth conditions within a particular time…

Q: Based on the data chart below, how far did the solvent travel up the chromatography paper?

A:

Q: Turpentine oil is obtained from_______?

A: Turpentine is a volatile oil.  It is used for polishing the furniture.

Q: What happens to the color intensity as the concentration of alcohol increases? Explain the…

A: The most punctual created breath analyzer depended on a substance standard where breathed out air…

Q: in paper chromatography what is the basis of pigments separate?

A: Paper chromatography is a technique in which different types of pigments can be separated from each…

Q: Column Chromatography Another name for separation in column chromatography is

A: Another name for seperation in coloumn chromatography is Adsorption column chromatography.…

Q: What are the different types of chromatography?

A: Introduction Chromatography is a biotechnique used for the separation, identification, and…

Q: Give the reagent or chemical test that would differentiate the following pairs of compounds. Write…

A: Multiple questions asked. I will answer 1st question which has subparts in accordance with…

Q: Instead of Molisch's test, what specific test can be used to detect the presence of pentose sugar?…

A: Molisch's test are used for the detection of carbohydrate.

Q: When oxygen is exhausted in a milk sample, what color is the methylene blue indicator?

A: Methylene blue stain is a basic dye that colors nucleic acids and acidic carbohydrates. It is used…

Q: Select the product for the following cyclization CHO H- OH OH H н он HÓ HỒ но HO но HO OH но H OH он…

A: Sugars such as glucose exist in two forms in closed chain form or open-chain form, which is shown in…

Q: Based on the color of the pigments on the chromatography paper, explain which wavelengths of lights…

A: Chromatography is a technique of separating the components present in the mixture. Paper…

Q: Tetrabromofluorescein is a purple dye often used in lipsticks. if the dye is purple, what color does…

A: The dye is a colored substance that constructs a chemical bond with the substrate to which it would…

Q: What happens if you exclude one or more data sets of the peak area ratio of the chromatograph, how…

A: In chromatography technique, the mixture of components are separated based on their retention times.…

Q: Which sample shows positive results in benedict's test? why?

A: Introduction: Benedict's test is a simple science test used to recognize reducing sugars.

Q: What is the basic purpose of the paper chromatography?

A: Chromatography is an important analytical method used to separate a mixture of chemical substances…