When conducting a recrystallization what should generally be true when comparing the compounds melting point compared to the boiling point of the solvent? Explain why this is so.

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: Once you choose the appropriate solvent, how much solvent should you add to your sample to dissolve?…

A: A solution can be defined as the mixture that consists of two components; solute and solvent. Here…

Q: Why should the recrystallization solvent have a fairly low boiling point?

A:

Q: How does the volume of a solvent affect the purity of the material in recrystallization?

A:

Q: Explain and elaborat

A: Organic compounds when obtained from their natural sources or prepared in the laboratary are…

Q: In the melting point determination, if the solud is impure, how will it affect the melting point?

A: There are basically 3 state of materials such as solid, liquid and gas. In solis atoms are tightly…

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: When dissolving salt in water, what would be the effect on the dissolution rate if a 1, 0g chunk…

A: The rate of dissolution means how fast or slow the dissolution is. The rate of dissolution mainly…

Q: 8. Why should you boil the sample solution right before reaching the end point?

A:

Q: Why is filtration of a gelatinous precipitate done while the solution is still hot?

A: The filtration of a gelatinous precipitate done while the solution is still hot.

Q: For either of these solvents explain why it would be a better choice as a recrystallization solvent…

A: Recrystallization is a technique used to purify compound. For recrystallization, dissolving both…

Q: The goal of recrystallization is to obtain the maximum amount of pure material. Explain what effect…

A: "Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Assume that charcoal and sugar are the two main impurities in the sample of  benzoic acid. Explain…

A: Given is recrystallization of benxoic acid.

Q: Explain the difference between saturated and unsaturatedsolutions.

A: Solution: It can be defined as that the homogeneous mixture of two or more substances. For example:…

Q: Why do we use distilled water and not tap water for boiling point elevation experiment?

A: Boiling point elevation occurs when there are dissolved minerals in the water.Distilled water…

Q: When isolating a solid compound after recrystallization, which is the appropriate technique to use,…

A: Recrystallization is an experimental technique of separating pure compound from the solution…

Q: Briefly explain why crystals form as the solvent cools during recrystallization.

A: We use recrystallization to remove impurities / purification in organic chemistry . For this process…

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

A: (1) A receiver

Q: Describe the temperature-composition diagram. What did you observe with the temperature of the vapor…

A: Type of chart used to show conditions at which thermodynamically distinct phases occur and coexist…

Q: In an experiment, is a 100% yield possible in recrystallization? Please explain.

A:

Q: Why is it necessary to allow enough time for your samples to dry?

A: during the organic synthesis, product may contain the impurity due the presence of the solvent

Q: Why do you have to keep all the equipment hot when removing carbon in recrystallization?

A: Recrystallization is technique used to purify solid compounds.

Q: Recrystallization and Melting Points Why do we perform recrystallization?

A: Pure substances have a sharp melting point and when impurities are present, they tend to change the…

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: What effect would the incomplete drying of a sample (e.g., the incomplete removal of a…

A: The melting point will be lowered and broadened.

Q: Why should the burette not be completely emptied when dispensing?

A: Since, burette is used for titration to determine strength of a solution.  We can take appropriate…

Q: State the purpose of impregnating the filter paper with colloidion solution.

A: The pore size of ordinary filter paper is higher than that of colloidal particle. Hence the ordinary…

Q: Why use plastic reagent bottle for the storage of the standard NaOH solution instead of typical…

A: NaOH is a base. It is hygroscopic in nature. Hygroscopic means tends to absorb moisture from air.…

Q: 1. Did the sugar dissolve faster in the hot water or the cold water? 2. What would be another…

A: Sugar dissolves faster in hot water than in cold water. Because hot water has more energy. When…

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: Describe how an emulsion could break down in case it forms in an acid-base extraction or in general.

A: Emulsion is a colloidal dispersion in which both the dispersed phase and dispersed medium are…

Q: molecules are

A:

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: what is the freezing method on separating alcohol to the mixture and its step by step process

A: Separating Alcohol Through Freezing: Start with a liquid that is 5%-15% alcohol. You'll need a…

Q: Question: How to get rid of colored impurities in the recrystallization process? Explain that in…

A: Recrystallization is a chemical purification process. By dissolving all impurities and a compound in…

Q: Why is it important to cool slowly during recrystallization

A: recrystallization is a process in which we dissolve an impure crystal in a solvent at high…

Q: What will be the soufflé’s volume after cooking? Show complete solution

A: The pressure of the soufflé’s batter remains same and we need to relate the volume change of gas…

Q: You are tasked with performing a recrystallization. You have 3 potential solvents to use, but you…

A: The solution is given below -

Q: Describe the characteristics that a crystal obtained through recrystallization must have, the final…

A: Recrystallization is basically a purification technique. Recrystallization is a process in which the…

Q: During melting point determination, what does melting point range means? How will you know if the…

A: The melting point of a solid substance is the temperature at which it changes from solid state to…

Q: 2. Is it possible to purify a compound by recrystallization using a mixture of solvents? Why or why…

A:

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

A: The unknown solution contains liquid and impurities.

Q: What properties should ideally be possessed by a recrystallization solvent?

A:

Q: Why must the freezing point of a solvent be measured in an experiment rather than using the…

A: To explain: Why must the freezing point of a solvent be measured in an experiment rather than using…

Q: Why might it be necessary to employ procedures such as the use dilution and in-use tests?

A: Step :1  A use dilution test is the another method for testing the efficacy of the disinfectant.In…

Q: Compare simple and fractional distillation for the separation of HEXANE and TOLUENE

A: