How long is the anticipated time for the oily layer formation when resorcinol undergoes Lucas test? * within 1 min O 2-3 minutes O no visible formation O unsuitable for Lucas test

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

A:

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: CH3 oH Mcthod analysis for this compound by using UV ?

A: The solution of the question is given below:

Q: 1.What are the factors to consider when choosing an emulsifier?

A: As per the rules only the first question can be answered

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: 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: (a) In an experiment to determine the glycine concentration of test sample A, the Ninhydrin method…

A: #(a): #(i): First, we have to draw the Absorbance versus Concentration(mM) plot of the standard…

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

A: The solution of the question is given below:

Q: you performed to extraction Jquid-liquid to isobate isopentyl acetate. evey the isopentyl acetate a…

A:

Q: How many milliliters of 0.050 0 M EDTA are required to react with 50.0 mL of (a) 0.010 0 M Ca21 or…

A: (a) Rearrange equation for moles of solute.  Substitute 0.0100 M for molarity of solution and 50 0…

Q: Spinach chromatography lab: provide a short description of the following processes: a) Spinach…

A: Column chromatography is an isolation and purification technique used extensively to obtain…

Q: How long is the anticipated time for the oily layer formation when isopropyl alcohol undergoes Lucas…

A:

Q: Show the steps required to ochive structure 8 from Structure A NO2 Starture A

A:

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

A:

Q: One of the following techniques cannot be used for separation ounodwom Select one: O a.…

A: Answer - The correct option is (b) boiling point determination. The boiling point of a compound,…

Q: Table 12.1 (data)   Apperance of solid residue   Result of adding AgNO3   Result of flame test…

A: The given question fall under the qualitative analyses of salts,Appearance of solid residue is a…

Q: Lab Activity: Isolation of Lycopene from Tomato Paste What is the drying agent used? What is the…

A: The lycopene extract is washed with aqueous NaCl and K2CO3 to remove any impurity.

Q: Post-lab Questions: does this say about the purity of your solid?

A: Answer of 1st question as per guidelines can only answer 1 if you want to ask more send them one by…

Q: Identify It is used to remove the traces of water that may be present in the organic layer after…

A: An organic layer may be washed with brine ( which is a saturated solution of NaCl ). The purpose of…

Q: он H H To -

A: The given reaction is ethyne to 2-methylpentan-2-ol.

Q: B. QUALITATIVE ANALYSIS OF ORGANIC COMPOUNDS Results:(+) or(-) Element Test Name Principal Reagent…

A:

Q: Fill in the blanks: is applied when TLC will be used to isolate compounds. It uses a plate.

A: Thin layer chromatography is a technique used to isolate non volatile mixtures.

Q: This is the IR spectra for Isoborneol. Analyze and assign the IR.

A: Isoborneol is a terpene derivative bicyclic compound. In isoborneol, a hydroxy group is present in…

Q: emulsion in the initial (jar) test?

A: In this question we have to explain that which of the emulsifiers produced the most stable emulsion…

Q: How is the retention factor calculated for a specific spot when doing the TLC analysis? O Distance…

A: We have to tell the process of calculating of retention factor for a particular spot. The definition…

Q: What is the purpose of adding anhydrous sodium sulfate to the organic layer after extraction? * it…

A: The question is based on the concept of organic chemistry. we have to explain the reason of adding…

Q: Divinyl benzene is used when preparing the resin to obtain: 1-3D Interlaced Synthesis 2- Increased…

A:

Q: Draw the right structures of the compounds in each step of an extraction experiment. NH2 он H,C…

A: All the three compounds are soluble in ether. Extraction of ether solution of these three compounds…

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

A:

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: If Vsu= Vorg, how many times should the extraction process be repeated so that 1 g of substance with…

A: Let the required number of extractions be 'n'.

Q: HO and ?

A: Alcohol can be defined as an organic compound in which carbon atom is attached to hydroxyl group.

Q: Juggest. a plqusible amow- pushing mechanism for follouing raction 5. ),5' equiv in Me o (RO)y Ti OH…

A: The O-Si bond is weak so the lone pair of Oxygen is moved in a delocalised manner and attacks the…

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: What happen to the glowing wood splint when it is inserted inside the test tube?

A: Given,          Glowing wood splint is inserted into a test tube     Required,…

Q: What are the benefits of howard formula compared to ficher projection formula

A: Introduction :  Howarth projections are common way to write the structural formula of sugars in…

Q: What would happen if the solvent level was above that of the dye spots on the paper at the start of…

A: Thin layer chromatography is a technique that is used for the separation of dissolved mixtures on…

Q: Mode of separation that uses a polar stationary phase: IEX HILIC SEC NPLC

A:

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: Which statement is true? Statement 1: Given equal total volume of organic solvent, single…

A: In this question, we want to select the correct statement.  You can see details explanation below.…

Q: ANION ELIMINATION TEST OBSERVATIONS ADDED REAGENT(S) OBSERVATIONS Ba(NO3)2 NVR HNO3, Fe(NO3)3 Blood…

A:

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: Identification of spots on the TLC plate is done by all of the following EXCEPT O Spraying with…

A: TLC is thin layer chromatography used to know the components in mixture and generally used to check…

Q: Consider the extraction scheme below. HO dissolved in DCM extract with 10% NaOH H2O layer organic…

A: Given compounds,

Q: What is the purpose of the following?  a) Adding CaCl2 to the extracted organic layer in extraction…

A: CaCl2 is an anhydrous form and it is used as drying agent to absorb water.