Answered: It is tempting to maximize the amount…

It is tempting to maximize the amount of product isolated by continuing the fractional distillation until no solution remains in the distilling flask. Why is this not done?

EBK A SMALL SCALE APPROACH TO ORGANIC L

4th Edition

ISBN:9781305446021

Author:Lampman

Publisher:Lampman

Chapter85: Vacuum Distillation, Manometers

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: In caffeine recrystallization, explain how recrystallization was performed and how pure caffeine was…

Q: Why would a solvent with a very high boiling point be inappropriate for a recrystallization?…

A: There are some ideal conditions in selecting the solvent for crystallization. Among which the…

Q: Substance used as an adsorbent in the crystallization of acetanilide

A: Answer - Acetanilide - Acetanilide is used as an inhibitor of hydrogen peroxide decomposition and is…

Q: c) You decide to use ethanol in conjunction with another solvent to make a solvent pair. What two…

A: CRYSTALLIZATION: A process in which solid crystals are produced from other state of matter like…

Q: Distillation Curve 110 100 90 80 70 60 50 40 20 40 60 80 100 120 Volume (drops) 14. Based from the…

A: A multiple choice question based on distillation process, which is to be accomplished.

Q: what would be the implications if the volume reduction is skipped in the recrystallization

A: Recrystallization is a purification technique often employed in the labs. it is based on the…

Q: In a fractional distillation experiment it is important to wrap insulting tape and Al foil around…

A: Wrap the distillation column with an insulated like Aluminium foil insulation bill aloud the vapour…

Q: What should you do and not do when mixing the organic and aqueous phases during a liquid extraction?…

A: The amount of a substance that moves into the solvent depends on the interaction between substance…

Q: Explain why a reaction that involves recrystallization as a purification step is unlikely to ever…

A: The process of recrystallization never yields 100% product, because some amount of the product…

Q: Why is water not a good recrystallization solvent for sodium benzoate? a. Sodium benzoate is…

A: Water is not a good recrystallization solvent for sodium benzoate.

Q: What is the purpose of adding HCI to the aqueous layer in this experiment? To remove the impurity To…

Q: Give some reasons that would lead you to purify a liquid by using vacuum distillation rather than by…

A: Distillation under reduced pressure is called vacuum distillation and is generally employed for…

Q: Why is there a need to correct conductivity of the sample solution

Q: Your own words, explain in detail the process of Freeze-Drying and Freeze-Substitution in Reagents…

A: Freeze- Drying Biomolecules can be stored for a long time using the well-established technique of…

Q: A. Provide an example of a boiling point composition curve and explain in simple words. Five…

A: In liquids, the interaction among the constituent particles is much weaker than the interaction in…

Q: Why can’t we use a simple distillation for the solution containing ethyl acetate and butyl acetate?

A: Ethyl acetate, CH3COOC2H5 is a simple ester, with boiling point of 77.1°C while butyl Acetate has…

Q: What characteristics does a mixture need to have so that it could be separated by: A) Distillation,…

A: The separation of mixure on the basis of their physical and chemical properties.

Q: Why is it not necessary to dry the Erlenmeyer flask between each trial?

Q: What are in the distillate collected from the distillation?

A: (1) A receiver

Q: How can a fractionating column be prepared from a standard distillation column? Select one: Pack…

A: The fractionating column is fitted above the distillation flask containing the mixture of liquids to…

Q: Why is the washing of crystals on the filter paper not as effective a process of purification as…

A: Since there are multiple questions, we will answer only the first one. If you require the answers to…

Q: Suggest methods (aside from recrystallization) that can increase the purity of aspirin in the final…

A: The question is based on the concept of qualitative aspects of the experimental chemistry. we have…

Q: In most distillations, the total volume of liquid obtained (distillate + residue) is not equal to…

A: Given that in most of the distillations, the total volume of the liquid obtained is not equal to the…

Q: Describe the basis of operation of the following separation methods. i. Precipitation ii.…

A: Precipitation, distillation, extraction all are methods to separate components from it's mixture.…

Q: 4. What is the purpose of changing the eluting solvent from pentane to ether between the two…

A: "Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: Based on your results, how does rate of crystal growth effect the purity of a recrystallized…

A: When the crystals of any compound are impure due to any reason. They can be recrystallized by the…

Q: Measure the benzene and water in the unknown solution mixture using Ultraviolet–visible spectroscopy…

A: Uv-vis spectroscopy

Q: Use an apparatus similar to that shown and assume that the round-bottom flask holds 10 mL and that…

A: Given information: Volume of holdup = 12ml Pressure = 760 mmHg = 1 atm Boiling point = 100°C =…

Q: Why would it be possible to get less than 100% recovery for a recrystallization?

A: The question is based on the concept of recrystallization. recrystallization is a purification…

Q: Outline three differences in the experimental set up between fractional distillation and steam…

A: Steam and Fractional distillation have different their principal and boiling point

Q: If some t-butanol were lost between after it's weighed in before the first run, how would the…

A: It is given that some t-butanol was lost between after its weight in before the first run.

Q: What is the approximate amount (mL) of 95% ethyl alcohol that will be required to dissolve the…

A: Given: Solubility of sulfanilamide in ethanol is: 14 mg at 0 0C 24mg at 20 0C 46mg at 40 0C 88mg at…

Q: Isopropanol and water are miscible, meaning they can be combined in any ratio. So why were they…

A: 1. Isoprapanol and water are miscible due to formation of intermolecular hydrogen bonding. 2. But,…

Q: While performing a crystallization, you obtain a light tan solution after dissolving your crude…

A: It is observed that a light tan solution is obtained and because of this, it is better to filter it…

Q: What is the dominant intermolecular force that governs the solubility of 9-fluorenone in methylene…

A: Like dissolves like principal said that polar compounds including ionic compound should be more…

Q: What are the common faults in the Water distiller instrument?

A: You'll need to clean the boiling chamber on a regular basis to maintain your water distiller running…

Q: Compare the simple distillation of pure hexane and binary mixture of hexane and toluene to that of a…

Q: Why is there a need to immediately titrate the sample solution with the standard sodium thiosulfate…

A: Titration is a method of quantitative analysis in order to determine the concentration of an unknown…

Q: Analyze the effects caused by various impurities on precipitate during the gravimetric analysis and…

A: Gravimetric analysis is one of the techniques in which the amount of a particular component of an…

Q: For this chemistry problem, I am stuck on what the reactants and products are in order to determine…

A: (a)Product A is Cu(NO3)2 and it reacts with NaOH giving Cu(OH)2. The reaction between Cu(NO3)2 and…

Q: Why does scratching the inside of the flask with a glass stirring rod initiate crystallization?

A: The process by which solidification of molecules or atoms into a highly structured form called…

Q: An overachieving student determines that their neutral liquid unknown contains impurities. Suggest…

A: The unknown solution contains liquid and impurities.

Q: Why is it dangerous to attempt a distillation in a completely closed system

A: Distillation : a process of separating mixture of compounds based on difference in their boiling…

Q: Under what conditions can a good separation be achieved with a simple distillation?

A: Simple distillation is a method of separating two compounds from a mixture on the basis of their…

Q: Write all the steps of recrystallization of impure naphthalene from methanol. How to identify the…

A: In this question, we have to find out the correct answer of given problem by the help of…

Question

It is tempting to maximize the amount of product isolated by continuing the fractional distillation until no solution remains in the distilling flask. Why is this not done?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

Why is important to allow the saturated solution to cool down slowly during the recrystallization?
Under which circumstances is it wise to use a mixture of solvents to carry out a crystallization?
6 Assuming that hexane and water obey the required solubility criteria, why could they still not be used as a solvent pair in a mixed solvent recrystallization? Explain.
Suggest methods (aside from recrystallization) that can increase the purity of aspirin in the final product.
What will be the composition of the vapor when a mixture containing 0.30 of A was subjected to fractional distillation with two theoretical plates? a 0.72 A; 0.28 B b 0.87 A; 0.13 B c 0.50 A; 0.50 B d 0.30 A; 0.70 B
What is the effect of weighing a recrystallized organic solid which is not completely dried to the percentage yield? Elaborate.
why does the observed meltin point change over the course of distillation
If a mixture is distilled rapidly, the separation of its compound is poorer than if the mixture is distilled slowly. Please explain why is that so using your own understanding. I don't need a copy-pasted answer from google.
Compare simple and fractional distillation for the separation of HEXANE and TOLUENE
What is the problem with using a solvent with a very high boiling point for recrystallization?
Describe the temperature-composition diagram. What did you observe with the temperature of the vapor and distillate in relation to the composition of the distillate?
Propose an efficient separation and recovery scheme for a mixture of toluene, benzoic acid, andaniline. Consider that steam distillation is not an option.