Classify attached solvent as protic or aprotic ?

Q: Explain the principle of working and operation of Dye Penetration Technique Inspection with neat…

A:

Q: IRil. 4 Stretch NaOH (aq) + 2 H2O 58.05 t84.79 g/me| :a 5 mL round-bottom-flask (RBF) equipped with…

A: Dibenzalacetone can be incorporated from benzaldehyde and CH3)2CO through crossed aldol buildup. The…

Q: ELO2C. tert-butoxide aq H2SO4, heat E D MeO2CIl reflux

A: A. At first proton abstraction gives enolate which displace methoxide to give beta keto ester. Then…

Q: Why is it important to do extraction with solvent more number of time than just once?

A: Solvent extraction is the liquid-liquid extraction wherein the compounds are separated based on…

Q: Define the following: A. Extraction B. Infusion

A: Analytical chemistry is branch of chemistry in which we deal with instruments and methods used to…

Q: Which compound has a larger Rf-value? Explain

A: Since the Rf value is proportional to the distance travelled by the compound  Hence the Rf will be…

Q: Classify attached solvent as protic or aprotic.

A: A protic solvent is a solvent that has a H atom attached to an oxygen, Nitrogen or fluoride.

Q: Screen. 7 With increasing polarity of solvent the

A: UV-Vis Spectroscopy can be defined as a technique that is used for measuring amount of light…

Q: N. 1. H3O*, heat 2. Neutralizing work- up Select to Draw

A: Amide function undergo hydrolysis in presence of strong aqueous medium and heat.

Q: Name of Test Reagents Results Sample Sodium Bisulfite Test a. acetaldehyde b. acetone

A: Sodium bisulphite test : it is used to detect the  presence of carbonyl group

Q: Which is the more effective extraction technique, single or multiple extractions? Explain.

A: Extraction is a process for separating chemicals based on differences in solubility in two…

Q: What if there is no stability in the emulsion?

A: The emulsion is a mixture that generally contains 2 immiscible liquids.

Q: How long is the anticipated time for the oily layer formation when resorcinol undergoes Lucas test?…

A: IUPAC name of resorcinol is Benzene-1,3-diol .

Q: CH3 Method analysis Por this compound by using Uv?

A: The solution of the question is given below:

Q: Retention Time Of Cyclohexene?

A: Retention time is the time interval between compound introduced or chromatogram starting to maximum…

Q: DBU 'OTs DMSO

A: It's  E2 elimination  reaction .DBU is nitogen containing base is abstracted antiperiplanar…

Q: me, 旭乳

A: this is an example of photochemical reaction, the ring formation take place to that side where the…

Q: 2.What is the recommended type of emulsifier to be used on o/w and w/o products? 3.What is HLB and…

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Q: Identify one pro and one con for the agh observation (visual and UV/Vis)

A: A question based on UV-Visible spectroscopy that is to be accomplished.

Q: Describe the difference between protic and aprotic solvents. Provide an example of each to support…

A:

Q: how many hydrogen bond acceptors are there in pantoprazole?

A: If we consider any hydrogen bond, there consists a donor and an acceptor part. The donor part is the…

Q: each of your extractions uses methylene chloride as the organic solvent. will your organic layer be…

A: Separatory funnel helps in separating the two immiscible solvents. The two layers are formed by…

Q: UV-lamp? Group of answer choices acetanilide sodium chloride caffeine acetylsalicylic acid

A: Compounds which can absorb UV light can be seen with UV lamp . Generally organic compounds…

Q: What are the possible reasons why there are no spots on the Developed Plate after analysis?

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Q: Ex. 1: A sат, 500. ml volu mark on the resulting solu

A: Molarity is number of moles of solute dissolved per litre of water.

Q: answer the following questions 1. What is the purpose of flame sterilizing the inoculating loop or…

A:

Q: Which of the ff. turbidity measurements is the least accurate? Secchi Disk Method Jackson Candle…

A: Answer  All given methods are used for measurement of turbidity

Q: nisms of delayed fluoresc

A: The three main mechanisms of delayed fluorescence is given as,

Q: What is the purpose of chromic acid test? What is the evidence of positive result?

A:

Q: Write 3 ways that can be used to get rid of emulsion.

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Q: Which analyte gives a positive result in the Benedict's Test?

A: Benedict's reagent : It is prepared by dissolving CuSO4.5H2O (copper sulphate pentahydrate), Na2CO3…

Q: Hey, could you do q24 aswell?

A: The two reactant molecules are - carboxylic acid and an alcohol. H2SO4 acts as the catalyst whereas…

Q: Explain Retrosynthetic Analysis ?

A: Organic chemistry is about synthesis of the compounds. From simpler organic compounds to complex…

Q: What are possible sources of loss in an extraction experiment?

A: Extraction is a kind of fundamental technique which is used to isolate one compound from a given…

Q: Liquid extraction What can you do if you don't know which layer is which in an extraction procedure?…

A: Extraction is a fundamental technique used to isolate one compound from a mixture. A liquid/liquid…

Q: What would happen if the student did not stop the development before the solvent reached the top of…

A: The solvent would wash away the dye.

Q: what will produce a smaller Rf value if the solvent and paper are both changed?

A: Increasing the polarity of solvent will result in increase in Rf value as the compound in even for…

Q: Show all the arrow-push mechanism including the PROPER reagents.

A: Given that : We have to show all the arrow-push mechanism including the PROPER reagents :

Q: ingridients of benadryl itching cream

A: The Benadryl cream is actually an itch stopping cream. It is used to relieve itching and pain…

Q: In handling reagent, excess reagents should be

A: The quantity of the reagent once you taken from the reagent bottle, the excess of reagent after…

Q: what odor does ethyl alcohol produces in iodoform test?

A: What odor does ethyl alcohol produces in the iodoform test?

Q: If GC is combined with MS, what data you will add as the 3rd column in Table 1 above.  Fill in that…

A: To add data in 3rd column for GC-MS:

Q: How column is developed and solvent selection is done in HPLC?

A: HPLC stands for High-pressure liquid chromatography or high-performance liquid chromatography.HPLC…

Q: Which solvent is appropriate to use in the iodoform test? Select one: Dioxane Acetaldehyde…

A: The iodoform test is used to detect the compound that contains the carbonyl group and the structure…

Q: Why is 95% alcohol a good solvent for extraction?

A: The substance which is present in lesser amount is termed as solute. The substance which is present…