Discuss the purity of Acetanilide before and after crystallization based on melting points. Discuss the percent recovery after crystallization. Is water a good solvent for recrystallization ?

Q: 3. When separating hexanes and heptane (both organic liquids), which would be the most suitable…

A: Distillation is a technique in which the mixture of liquid can be separated. The distillation…

Q: Discuss the importance of the major steps in the aspirin synthesis, melting point determination, and…

A: Interpretation: Aspirin is a painkiller which can be synthesized when salicylic acid reacted with…

Q: 2. How can a sample's melting point indicate the presence of an organic impurity? 2. When performing…

A: 2) In case of  the synthesis of organic compounds we check the purity of the product by melting…

Q: During the distillation of the Bromobenzene and water mixture which fraction is richer in…

A: Distillation is a widely used separation technique in chemistry that involves the separation of…

Q: How to increase thw yield of steam distillation?

A: We have to write how to increase the yield of steam distillation.

Q: An unknown sample is found to be soluble in water. The aqueous solution was found to change blue…

A: Given , The unknown sample is soluble in water. The aqueous solution changes blue litmus paper to…

Q: explain how 1-octanol is insoluble with water but soluble with hexane?

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Q: A student reacted 0.500 g of triphenylmethyl bromide and 20.0 mL of water in 10 mL of acetone. The…

A: Given that -  Mass of triphenyl methyl bromide = 0.500 g  Volume of water = 20.0 mL  Volume of…

Q: Compute the amount of reagents which will be used for the preparation of the following reagents. a.…

A: Molarity = Number of moles / volume of the solution in litres  Volume of H2SO4 = 3L Molarity of…

Q: Why was it important to use a basic aqueous solution as the solvent for fluorescein? Consider both…

A: Fluorescein is a fluorescent organic compound that is commonly used as a pH indicator and in various…

Q: During fractional distillation, why must we kept the distillate at cool/ low temperature?

A: Interpretation: During fractional distillation, why that kept the distillate at cool/ low…

Q: Can you recrystallize these two components with 95% ethanol? Is it possible?   If so, make a flow…

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

Q: Make a schematic diagram of the recrystallization procedure.

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Q: Why ethanol is added to the residue in the distillation flask Why is this important

A: liquid ethanol can be separated from a mixture of ethanol and water by fractional distillation. This…

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

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Q: What property is used to determinyif an organic solvent is above or below the aqueous layer when…

A: In the process of extraction, it is important to know whether the aqueous layer is below or above…

Q: What are common solvents used in separations? Draw their structures and rank their polarities.…

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Q: Choose the correct answer using the "like dissolves like" principle: A. anthracene dissolves in hot…

A: Given statements: A. anthracene dissolves in hot but not in cold benzene B. ethanol and water…

Q: what physical property explains this difference in toxicity between methylmercury chloride and…

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Q: If we start with 5.2 g of Benzoic acid, calculate the minimum amount of acid to fully protonate…

A: Protonate of Benzoate  to Benzoic Acid Addition of  a proton (H⁺) to the benzoate ion, so the…

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: How to tell if recrystallization successfully purified the sample? Why?

A: Purified sample do not have any impurities  We have asked how to tell if recrystallization…

Q: Which of the following techniques is used for the separation and purification of a solid compound?…

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Q: Question 3 Select all of the following that would be soluble in the water layer of an extraction…

A: Polar compounds are soluble in polar solvents and non polar compounds are soluble in non polar…

Q: Give the Esterification equation using the guide below. Mix 3 mL of ethyl alcohol, 1 mL of acetic…

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Q: what is the molecular weight of sodium borohydride and calculate the number of mmol in 0.3g

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Q: 2) What’s the principle of extraction and recrystallization ? 2) What’s the best method to separate…

A: Given:Principles of extraction and recrystallizationIdentify the best method to separate compounds.A…

Q: Which of these solvents is polar protic? 1) Methanol 2) DMSO 3) DMF 4) ACN

A: Polar molecules are molecules having non zero dipole moment and non polar molecules have zero dipole…

Q: Look up the structures and melting points for acetanilide and salicylic acid. Predict whether the…

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

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Q: Which of the following statements is correct with regards to paracetamol? Dichloromethane is a good…

A: Recrystallization is a commonly used purification technique for solids, including paracetamol. In…

Q: why is benzoic acid insoluble in pure water but soluble in NaOH solution

A: Benzoic acid is insoluble in pure water due to its hydrophobic (water-repelling) nature. The…

Q: 12. If 4.0 g of acetanilide are mixed with 1.5 mL of 16M nitric acid and excess sulfuric acid, then…

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Q: Once you calculate KD (KD is 4.0 g/ml),  calculate how much compound would be extracted by mixing…

A: The amount of compound X which can be extracted into the diethyl ether is; KD=X100 mL diethyl ether5…

Q: what is your predictions about the solubility of the compound 1,4-butanediol in water?

A: Hydrogen bonding :-  Hydrogen bonding is a special type of dipole-dipole intermolecular interaction…

Q: Why is it more difficult to recrystallize benzil when using hexane as a solvent instead of ethanol?

A: Recrystallization is a process of purifying compounds by dissolving the crude sample of the given…

Q: lodine (I2) is a solid at room temperature. Which solvent below would be best in preparation of an…

A: Given: I2 molecule.

Q: Are all organic solvents aprotic?

A: Aprotic means that the substance does not  possess any O-H or N-H bond in its structure.Basically it…

Q: Give 5 techniques that will ensure successful purification of an organic compound by…

A: A question based on analytical separations that is to be accomplished.

Q: 1. A vial containing an unknown sample is suspected to be one of the following compounds (mp.): urea…

A: A vial consists of an unknown organic compounds which can be urea, 2,4-dimethylacetanilide,…

Q: Give the advantages of using steam distillation in the recovery of an organic liquid from a mixture.

A: Steam distillation is a technique used to separate organic compounds from a mixture by utilizing the…

Q: Your employer hands you a heterogeneous mixture and asks you to isolate all of thehexane that you…

A: 1. **Filtration**: Begin with a simple filtration to remove the sand, as it is an insoluble solid.…