When glucose is used as a positive control on rollers test what evidence indicates the presence of aldehyde ? a) no precipitation  b) the appearance of the silver motor in the inside surface  c) the appearance of orange precipitation on the bottom of the test tube  d) none of the above

Q: A gel that is very rich in liquid is called Select one: O a. Xerogel O b. Conventional gel c. Agar O…

A: Gels are colloids in which the liquid medium has become viscous enough to behave more or less as a…

Q: Explain in detail the experimental procedure

A:

Q: B. What can you conclude about which compounds do/do not inhibit bacterial growth? (point out…

A: Bacterial growth is proliferation of bacterium into two daughter cells, in a process called binary…

Q: Multiple Choice Question At which position should you keep the solution level of reaction mixture…

A: Answer  : The solution level of reaction mixture should be lower than that of silicon oil bath…

Q: - Why is high pressure an attractive approach to sterilization and food preservation? a. It is much…

A: The use of high pressure in the sterilisation and preservation of foods to maintain its quality l,…

Q: Draw/illustrate the chemical reaction involved in Seliwanoff’s test

A:

Q: How would the albumin be agitated in a plastic bowl?

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Q: Fill up the table below. For inferences, indicate the identity of the macronutrient being tested in…

A: # Observations of phenolphthalein test of milk- Pink colour of solution os milk is observed.…

Q: What is an emulsion?

A: Emulsification is the process of dispersion of one immiscible liquid and another immiscible liquid,…

Q: FIVE other intellectual properties with justification

A: In this question we have to  explain five intellectual properties with justification and specific…

Q: The student tests an unknown solution using each of the tests and observes that the solution turns…

A: Interpretation: Student observes that the solution turns black-blue when he tests for protein using…

Q: A sample of starch is hydrolyzed for some unknown length of time. It gives a negative iodine test…

A: Benedict's test is used for detecting simple sugars such as glucose. It use Benedict's reagent i.e,.…

Q: What are the other tests performed for the measurement LUTEINIZING HORMONE? Explain the principle…

A: This test measures the level of luteinizing hormone (LH) in your blood. LH is made by your pituitary…

Q: Explain why an 85 year-old woman with Alzheimer disease might be at higher risk for subdural…

A:

Q: describe the practical application of milk test

A: Given describe the practical application of milk test

Q: ransformation.

A: Applying concept of wittig reaction.

Q: Name iubac

A: Given here a structure of a compound and we are asked to write the IUPACname of the compound.

Q: Classify attached transformation as an oxidation, reduction, or neither. (See attachment)

A: To distinguish the oxidation and reduction process, there are some points to know amd keep it in…

Q: Given the following test solutions in rows; gelatin, albumin, gly-phe-trp, phe- tyr-cys. Determine…

A: Note - The given question is a multiple question, hence I solved first question according to rules…

Q: In the sugar burning in the presence of oxidation experiment ... was used as oxidant. ..........

A: Sugar is made of carbon, hydrogen and oxygen atoms. When heated over a candle, these elements react…

Q: drogen in the vessel. gen in the vessel.

A: Molar mass of H2 gas = 2 • ( atomic mass of Hydrogen atom )  Molar mass of H2 gas = 2 • ( 1gmol-1 )…

Q: Which of the following (may be more than one) are true of compared to non-alkalized chocolate?…

A: A multiple choice question based on introduction to chemistry that is to be accomplished.

Q: I. Discuss the chemical basis of the positive and negative results of the chemical tests performed…

A: Modified Furter -Meyer test is test for tocopherol or vitamin E. By heating tocopherol sample in…

Q: What factors explain why the density decreases during the fermentation process? You may choose more…

A: To explain the reason for decrease in density during the fermentation process

Q: What is a Zwitterion?

A: A zwitterion is a dipolar ion that has a net charge equal to zero. The zwitterion has two poles in…

Q: Determine the cmpd name?

A: Rules for IUPAC NOMENCLATURE -  1. First of all, mark the longest chain of hydrocarbon containing…

Q: TEST Silver Nitrate Test Iodine Test Benedict's Test Biuret Test APPEARANCE chudy yellow blue light…

A: Here we have to determine what kind of functional groups or ions are present in the given analyte…

Q: On red peeling face, what should we apply skin care to relieve it? Can we use cream that contain…

A: For red peeling skin one can do these : Apply cortisone cream such as hydrocortisone, may help…

Q: Match the letter with the correct answer: A Cheose.. Choose.. Origin line Low palar sample

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Q: Question 13 What property makes polymeric micelles a desirable drug delivery system? small particle…

A: Polymeric micelle is made of amphiphilic copolymer. It is used as drug delivery carrier.It helps us…

Q: What is the difference between Benedict's and Barfoed's test?

A: Chemical reagent can be used to distinguish between two compounds and it is also used for…

Q: compound that will have a positive result to the test, if there is. 8. What is one chemical test…

A: I have given two test for distinguished between maltose and sucrose

Q: Introduction about rice husk ash

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Q: Complete with the correct word: There are inorganic gels that at rest experience a contraction…

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Q: 1. Place 5 mL of starch solution in each of 2 test tubes. 2. Heat the test tubes to boiling and add…

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Q: Based off information from the attachment, please help with #9 on second attachment

A: We have been asked to provide help with question #9. Final volume of isopropanol ice solution = 70ml…

Q: A famous socialite is court order to enter a rehabilitation center to eliminate her drug addiction.…

A: A famous socialite is court order to enter a rehabilitation center to eliminate her drug…

Q: How do you remove substances that Give The Same Reaction As Sugar With Nylander’s Test?

A: Solution: The reaction is sugar with Nylander's test is shown below: A black precipitate of metallic…

Q: What are emulsions? State one application of emulsification.

A: Emulsions are defined as the mixing of two or more liquids combine but the liquids combining are…

Q: Which of the following objects is superposable with its mirror image? * Hand Conical flask Screw…

A: Superimposable (superposable): If any object can be placed over another completely so that they…

Q: Name anti inflammatory activity of flavonoids

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Q: Based on the table below, which sample has the lowest melting point? Fat or oil Palmitic A 24.6 B…

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Q: Arterial embalming may  a. arrest the cause of putrefaction b. increase the possibility of…

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A: The most interesting qualitative test for the identification of an anion was the chlorine water…

Q: Answer all the items. Will give you thumbs up and good rating. Match the term described by the given…

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Q: Malfunction / Inability of CH30CI to form hydrogen bonds

A: Hydrogen bonding: It is the special type of dipole-dipole interaction between the molecules.…

Q: How are emulsions stabilized?

A: When a surfactant adsorbs on the interface the interfacial tension between the two phases decreases.…