The table below summarizes the results for the solubility test. Which solvent the lipid samples are miscible? PUT A CHECK   Hexane Ethyl Acetate Water Methanol A         B         C         Which solvent the lipid samples are immiscible? PUT A CHECK   Hexane Ethyl Acetate Water Methanol A         B         C

Q: Complete the table below visible result after Interpretation Chemical/reagent used (be specific)…

A: Introduction: Carbohydrates are the key source of energy used by living things and present as an…

Q: A positive lipid hydrolysis test is indicated by the growth of bacteria on the medium. A positive…

A:

Q: If the following lipids are present: phosphatidylserine / phosphatidylcholine / sphingomyelin /…

A: The structures of Triacyl glycerol, Phosphatidyl choline, Phosphatidyl serine, Sphingomyelin and…

Q: 2. Biuret Test Color of 3% CuSO4 solution: Sample casein alanine albumin gelatin distilled water 3.…

A: Proteins are large molecules made up of amino acid residues linked via a peptide bond. Amino Acids…

Q: Which of the following statements best describe testing of lactose sample?*       A. Lactose will…

A: Lactose is a reducing disaccharide . It is formed as β-D-galactose forms a 1,4 glycosidic bond with…

Q: how many ml of sterile water injection must be mixed with two 4 ml vials of sterile hypertonic NaCl…

A: Tonicity refers to the ability of a solvent to cause cells to shrink or swell. A semipermeable…

Q: What does translucent spot mean with regards to lipid? Identify the control for this test.  1.…

A: Introduction  Lipids are macromolecules like proteins, nucleic acids, and carbohydrates. These are…

Q: Four amino acid samples were subjected to a reverse-phase chromatography set up and yielded the…

A: Amino acids differ from each other on the basis of their side-chain properties. Some amino acids are…

Q: You purchase a premix flour containing iron (Fe), riboflavin, niacin, thiamin, and folate. For…

A: Atomic absorption spectrometry (AAS) is a simple, high-throughput, low-cost technique for analyzing…

Q: Ideal solvents for fat extraction should: a- penetrate sample particles readily, be in single…

A: Asked: Correct option regarding ideal solvent for fat extraction

Q: You are running a size exclusion column to purify your 25 kDa protein from a lysate mixture. The…

A: Size exclusion column chromatography: As a function of their respective sizes, molecules are…

Q: Samples subjected to a test were given. Determine the reagent/material in the test.  Methyl…

A: Different chemical tests use different reagents and apparatus depending on their working principle.

Q: Sample No. 1 2 3 4 5 Sample No. Sample Identity 1 2 3 A Table 1. Results of the Qualitative Tests of…

A: Copper Acetate test is used to distinguish oil and fatty acid. Copper acetate reagent does not react…

Q: MATERIALS: Potato Thermometer Test Tubes Bunsen burner and tripod set up Distilled water 0.1%…

A: Polyphenoloxidase ia a copper containing enzyme which catalyses the oxidation of di or tri hydroxy…

Q: Millon-Nasse Test Mix 1 mL of the sample and 5 drops of Millon-Nasse reagent. Boil the content…

A: MILLON'S TEST:                It is an analytical test specific for tyrosine. It is not specific for…

Q: An unknown sample was tested if there is a presence of lipid, after the test it shows that it is…

A: A group of organic compounds includes lipids that are insoluble or poorly soluble in water.…

Q: Prepare 50 plates of Sheep's Blood Agar using 100mm petri dish. Add 10% of blood to the media.…

A: Sheep Blood Agar Base was formed to be compatible with sheep blood and to improve organism…

Q: What type of material is mycolic acid?    Question options:   ethylene glycol   nitrogenous…

A: Mycolic Acid -- Introduction --Mycolic acids are long fatty acids found in the cell wall of Mycolata…

Q: Using this information, answer the questions below: SOLUTE TESTED FOR POSITIVE CONTROL (COLOUR)…

A: We can test the presence of different kinds of solutes or substances in the unknown solution by…

Q: How are lipids related or important to Grease-Spot test, Solubility Test, and Emulsification?…

A: Introduction The human body's ability to maintain homeostasis depends on fats and lipids. One or…

Q: A student used 3.9g of liver sample and extracted all the lipids into a total of 1ml of CHCl3. 5…

A: It is a equation of straight line which represents relationship between the independent variable and…

Q: carbonydrate sample reacCts positively With all test reagents except for Lugol s. The sample could…

A: Carbohydrates: Carbohydrates or saccharides consist of carbon, hydrogen, and oxygen and it is the…

Q: A. List the five tests from your lab report and answer positive or negative for the following…

A:

Q: Determine the amount of ascorbic acid in the unknown sample using the standard concentrations and…

A: Here, we are given the different concentration (C) values of ascorbic acid in molars (M) and the…

Q: You are using a spectrophotometer to see whether you accurately performed a serial dilution of a…

A:

Q: A solution was subjected to series of test to identify what carbohydrate/s is/are present. Results…

A: A positive (violet ring between layers) Molich test indicate the sample contains carbohydrates A…

Q: General Concept: Match each test with the substance detected Match each test with the substance it…

A: There are several tests available to detect different substance in any food products or other…

Q: How much patient serum is needed to make a 1 mL 1:25 dilution?                     b. If a…

A: Dilution is defined as the process of adding additional solvent to a solution in order to decrease…

Q: Which compounds will be separated by column chromatography in this lab?  Check all that apply.…

A: Column chromatography: Chromatography is the technique generally utilized for the separation or…

Q: Ninhydrin test for amino acids or protein requires that sample test solution should be at initially…

A: Proteins are one of the essential macronutrients for a human body. The building blocks of proteins…

Q: Dextrose 5% in water solution is an example of hypertonic solution.  True False?

A: Hypertonic solution is defined as the solution that contains high concentration of solutes than the…

Q: Would a sample solution that has a high absorbance reading, have a low or a high concentration

A: Absorbance is a number that measures the diminishing of the transmitted radiant power in a solution.…

Q: Sample Observation Remarks Albumin A Casein B Glycine C Tyrosine D

A: Ninhydrin test is used to detect amino acids, peptides and proteins. Ninhydrin (triketohydrindene…

Q: xplain how to interpret the red cabbage's pigments when it is placed to different pH and in…

A: Red cabbage contains a water soluble pigment called anthocyanin that changes color when it is mixed…

Q: Why is pH important for the buffer?   The pH is important to the stability of the gel.     The pH…

A: @ Why is pH important for the buffer?  Answer - pH is important for buffer for processes and/or…

Q: Using absorbance readings and a standard curve relating absorbance to cell number, you suspect that…

A: The countable range of colonies for an ideal plate count method is considered 30-300 colonies per…

Q: Four amino âĉid samples were subjected to a reverse-phase chromatography set up and yielded the…

A: Retention factors (Rf) values are important since they determine the differential separation of the…

Q: Write the following results of the emulsion test for different liquid and solid samples. A positive…

A: An emulsion test is used to detect the presence of lipids in the solution. Where the component is…

Q: Base on the data below, what type of lipid is being present in the sample?

A: A lipid is any of various organic compounds that are insoluble in water.. Some lipids are -- include…

Q: What does translucent spot mean with regards to lipid?

A: Fats and lipids are important biomolecules. These are high-energy molecules. Fats and lipids are…

Q: Explain the color changes observed throughout the peroxide value of oil experiment. Materials: 1.…

A: The unsaturated fat when undergoing oxidation forms peroxide so the peroxide value denotes the…

Q: Absorbance A calibration curve for the absorbance of an unknown is shown below. What would be the…

A: A calibration curve is plotted to determine how the absorbance of a solution changes as per the…

Q: . Millions Test Color of Millon's reagent: Sample glutamic acid tyrosine casein albumin gelatin…

A: DISCLAIMER FOR MULTIPLE  Since you have asked multiple question, we will solve the first question…

Q: Make a standard curve by using the values given in the table and determine the concentration of…

A: Bovine serum albumin or BSA is used for standard curve preparation because of its stability. The…