Which layer (aqueous or organic) would you expect to find 3,5-dimethylaniline in the following liquid- liquid extractions? Explain. Draw chemical structures to help explain your answers. If the structure of the molecule changes in the aqueous solution, then draw the new structure. i. water and dichloromethane ii. aq. NaOH and dichloromethane iii. aq. HCl and dichloromethane

Q: You have to extract the organic solution three times using 15 ml portions of 3 M hydrochloric acid.…

A: The extraction of organic compound using HCl portions occurs via the principle of acid-base…

Q: A mixture of p-nitrophenol and o-nitrophenol can be separated by steam distillation. The…

A: There are many functional groups in the organic chemistry such as alcohols, aldehydes, ketones,…

Q: Extraction (Part 2) Experiment: Separation of Neutral and basic Substances NH2 Handle aromatic…

A: The above experiment is separation of basic and neutral compounds.

Q: What type of question is this and what is it expecting me to do?

A: The aqueous system could be used to extract compound from diethyl ether into aqueous layer at room…

Q: 1. The lab manual suggests an alternate strategy for the separation of aspirin from caffeine - that…

A: The discussion of the preceding questions centres on organic chemistry laboratory processes,…

Q: What layer is contained in the bottom and top?  Then, 15% sulfric acid was added to solution and…

A: Extraction refers to separation of desired substance from a mixture. Liquid-liquid extraction refers…

Q: Running an extraction you are attempting to remove a basic impurity by adding 2x5 mL of 3M HCl to…

A: ANSWER (C) Check to see if you have the aqueous layer in the separatory funnel. If so, empty the…

Q: Please indicate how water might hydrogen bond with D-Ala-D-Lac excluding the terminal amine and…

A: To explain the hydrogen bonding in the compound: .Explanation: Hydrogen Bonding: They are formed…

Q: In general, a carboxylic acid is more soluble in the aqueous layer of a liquid-liquid extraction…

A: Given statement is, In general, a carboxylic acid is more soluble in the aqueous layer of a…

Q: Procedure: Set-up your 250 mL 2-necked round bottom flask as shown in Figure 8.3. Attach the…

A: Sodium hypochlorite, household bleach used as a disinfectant. It is used as an oxidizing agent for…

Q: 7. An organic chemist needs to quantitatively oxidize an unsaturated compound into a diol. The…

A: Given that : Mass of KMnO4 = 1.506 g Volume of KMnO4 solution = 39.75 mL = 0.03975 L Molarity of the…

Q: If the reaction mixture containing p-aminophenol, distilled H2O, and acetic anhydride was heated to…

A: Answer - According to the question - Given -  reaction mixture containing p-aminophenol, distilled…

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

A:

Q: Provide or make a schematic diagram showing the EXTRACTION PROCESSES OF CAFFEINE. please follow…

A: Caffeine is an alkaloid which occurs in more than 60 plant species. It belongs to a class of…

Q: For the extraction of acid from a mixture of carboxylic acid and biphenyl you began with 200 mg of…

A: Percent recovery can be calculated using the initial amount and amount recovered.

Q: Based on the TLC analysis, did the isolated benzoic acid appear pure relative to the starting…

A: Thin layer chromatography (TLC) is a method that separates and purifies compounds based on…

Q: Can azeotropes be separated using simple distillation? Why or why not?

A: Distillation :- The method of separating a mixture of liquids on the basis of difference in boiling…

Q: Consider this Flow Chart of your Extraction procedure and identify the molecule(s) present in each…

A: The above flowchart indicates separation of a mixture of neutral and acidic compounds. The two…

Q: Using chemical structures, illustrate the differences in weak intermolecular interactions that would…

A:

Q: create a schematic diagram for the provided procedure

A: To create a schematic diagram for the given procedure.

Q: 40 mL of a 35% v/v acetic acid solution is needed. In the stock room is a bottle of 50% v/v acetic…

A: The concentration of the stock acetic acid solution = The volume of the required acetic acid…

Q: A student dissolved a mixture of benzoic acid (C6H5CO₂H), phenol (C6H5OH) and 1,4 dimethoxybenzene…

A:

Q: OH Benzoic acid Naphthalene 10. Which of the following technique(s) could be conveniently used to…

A: Option c) Either recrystallization or acid-base extraction could be used to isolate naphthalene from…

Q: A mixture of the two compounds shown below is dissolved in ether. Using the information given in the…

A: Compound X is amine i.e. base.Compound Y is carboxylic acid.

Q: Based on the six given solvents, which of the following answers lists ALL of the solvents that ARE…

A: Here the general rule is:  The more polar the organic solvent,the more it is miscible (soluble) with…

Q: the reaction mixture containing p-aminophenol, distilled H2O, and acetic anhydride was heated to 200…

A: Ans  At 100 °c your product is formed after you increase heat again and again then, up to 168 °c…

Q: 6. Below is an extraction scheme in which a mixture of four initial organic compounds is separated,…

A: Given is four different types of compounds, phenol, neutral ,base and carboxylic acid. We can…

Q: 2. Why is it necessary to remove the stopper from a separatory funnel when draining the liquid…

A: 2) Separating funnel :  A separatory funnel is used to separate immiscible liquids. When two…

Q: Question 1: (a) pK, of 4-methoxybenzenethiol was measured in DMSO, water, MeOH and MeOH/water…

A: Water will make it more acidic because water is a polar solvent it stablise the given compound after…

Q: When doing an acid-base extraction, why would one use sodium hydroxide rather than sodium…

A:

Q: In the first part of your extraction, you added NaOH until the pH was 8. Why is a pH of 8 desired?…

A: In the realm of chemistry and laboratory techniques, the extraction and isolation of specific…

Q: The order of addition of the bases is important. What would have happened if you instead treated the…

A: The question is based on solvent extraction. It uses the principle of nernst distribution law.It…

Q: You need to recrystallize compound A. You are given several solvents to choose from. Briefly…

A: Recrystallization is a technique used to purify solid organic compounds. It is based on the…

Q: which would be the best extraction procedure to ensure thorough removal of a carboxylic acid…

A: When we get carboxylic acid as an by product in an organic layer ,it becomes important to remove it.

Q: You are employed as a coop student at the Drug and Alcohol Testing Association of Canada (DATAC)…

A:

Q: The nitration of the 2-amine toluene is able to occurs with only nitric acid. Interestingly it…

A:

Q: Methanol Which solvent is best for the recrystallization of each of the following compounds: benzoic…

A: Recrystallisation can be defined as a technique which helps us to obtain pure compounds. In…

Q: Explain the differences observed in the Tg and Tm values for each pair of polymers: (a) polyester A…

A: (a) The glass transition temperatureTg of Polyester A is less than 0°C and for PET it is 70°C. It…

Q: 4-bromobenzoic acid (1.0 g)  is dissolved in 20 ml dichloromethane. After addition to a separatory…

A: We have find out the answer.

Q: We want to extract terpenoids from an aqueous sample by continuous liquid-liquid extraction. Which…

A: The solution is given below -

Q: In this experiment a mixture of approximately equal amounts of three compounds - benzoic acid,…

A: Liquid-liquid extraction is a method to separate compounds, based on their relative solubilities…

Q: A solution of the following three compounds in ether is extracted first with aqueous HCl, secondly…

A: Given: The following compounds are extracted first using aqueous HCl followed by aqueous NaHCO3.

Q: Which of the following is FALSE? a. In the extraction of caffeine, caffeine was dissolved in the…

A: To determine which of the following statement is FALSE  a. In the extraction of caffeine, caffeine…

Q: Q4. Prednisolone is to be eluted from a silica gel column. List the following system in order of…

A: The order of elution of prednisolone is needed to be predict in different mixture of solvent given.

Q: Identify each solvent as either protic or aprotic. N-ethylethanamine (diethylamine)…

A: Answers are explained below. Definition of the Protic & Aprotic solvent is as follows :