Define Extraction in chemistry  ?

Q: A student wants to determine how different factors affect the rate of dissolving a solid in water.…

A: Introduction: Solubility is defined as the tendency of a substance to dissolve in liquid. The part…

Q: With the knowledge on analytical separation and analyses, outline a suitable analytical separation…

A: Water can be polluted by different natural phenomenon and also man-made activities.This must be…

Q: with your knowledge on analytical separation and analysis, outline a suitable analytical separation…

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Q: If you have an empty burette in a burette clamp, in what order do you do these steps to fill the…

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Q: What are two characteristics of good recrystallization solvent for given compound

A: Recrystallization is the most important process to purify the non volatile solvent.

Q: Using your graph, calculate the osmosis rate for each solution (cm the column rose/amount of…

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Q: A sample of galena is contaminated with zinc blend. Name one chemical which can be used to…

A: ANSWER IS DISCUSSED BELOW :

Q: This step involves the assessment of the polarity of the solute relative to the front Application of…

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

Q: Describe chromatography. Include the following words: Physical change, Intermolecular Forces,…

A: physical change: A change in the physical condition and  properties of substance that is change.…

Q: A supporting electrolyte is usually added to the analyte solution to minimize solution…

A: 1. SOLUTION - The correct option is (a) minimize solution resistance According to the question -…

Q: How sedimentation rate got influenced by particle mass ?

A: The process of settling down of a particle due to gravitational pull is known as sedimentation.

Q: Arrange the following steps in the correct order. I. Prepare the separatory funnel. II. Mix and…

A: I. Prepare the separatory funnel.                             V III. Add the solution to be…

Q: what is the difference between liquid phase extraction and solid phase extraction

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

Q: How is recrystallization of an impure solid accomplished?

A: Recrystallization is a technique used for the purification of a solid from impurities.

Q: Coprecipitation that involves foreign particles? a. Inclusion b. Mechanical entrapment c. Surface…

A: Co-precipitation :– The concurrent precipitation of more than one compound from an solution.…

Q: Why chromatography is an important tool for analysis of organic compounds?

A: Chromatography is the most useful technique for identification or separation of different compounds…

Q: Why is recrystallization not applicable to samples which contain large amount of impurities?

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Q: A student wants to determine how different factors affect the rate of dissolving a solid in water.…

A: Given that, To determine the factors affecting the rate of dissolving a solid in water, a students…

Q: List five factors that affect the retention time.

A: Retention time is a measure of the time taken for a solute to pass through a chromatography column.…

Q: Flowchart example of Recrystallization

A: Recrystallization is one of the methods used for the purification of a sample. The basic principle…

Q: In reference to surface chemistry, define dialysis.

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Q: What are pipeline slurry systems? How do they function?

A: Slurry is a mixture of solid in a molten state. It is denser than liquid and is mobile. The…

Q: What is the final dilution when you perform a 1/5th serial dilution five times?

A: The final dilution when you perform a 1/5th serial dilution five times as given below.

Q: ΔHrxn

A: The magnitude of ∆Hrxn of HNO3 will increase when a chemist uses a wet pipette in transferring the…

Q: Write the dispersed phase and dispersion medium of paints.

A: Colloidal solution contains two phase: dispersed phase and dispersion medium.

Q: In analytical chemistry, when and why do we do representative sampling?

A: Representative sample is defined as the small portion of the overall sample to determine the…

Q: B) Assess the critical aspects of chemistry involved in sedimentatic

A: Process and aspects of sedimentation . This term used in geology or geochemistry.

Q: 5- Vacuum fractional distillation of crude oil, when performed, allows the distillation of the most…

A: Hii there, As there are multiple question posted. we are answering first question. If you need…

Q: What is reflux and what is it used for?

A: In a chemical reaction when vapor produced under heating will get condense and return back to the…

Q: A student wants to determine how different factors affect the rate of dissolving a solid in water.…

A: With increasing in temperature,  particles are dissolved more rapidly due breaking of solute-solute…

Q: With your knowledge on analytical separation and analyses, outline a suitable analytical separation…

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Q: . What is the difference between temporary and permanent hardness?

A: Difference between temporary and permanent hardness :

Q: use analytical separation and analyses to outline analytical separation method protocols that can be…

A: It has become an important need to prevent water pollution by removing all contaminants. Water is…

Q: With knowledge in analytical process separation and analysis, outline a suitable analytical…

A: Before the industrial and medical purpose, polluted air must be undergone through various steps of…

Q: What is the theory behind recrystallization purifying a solid?

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Q: Question 2 a. Define the following i. Retention time and ii. Void time

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Difference between gravimetry and volumetric methods

A: Introduction :  Titration is a process in which chemical analysis of the quantity of some consistent…

Q: Create a flowchart for the procedures in the determination of water hardness.

A: A question based on determining the hardness of water, which is to be accomplished.

Q: What roles do solvent, density and polarity play in liquid/liquid extraction

A: i. Solvent =  In liquid - liquid extraction, the solvent which is needed to be extracted should not…

Q: Prepare 100ppm of Cd (NO3).4 H2O in a 500ml

A: Given information, Concentration (in ppm) = 100 ppm Volume of solution = 500 mL

Q: If you have an empty burette in a burette clamp, in what order do you do these steps to fill the…

A: It is the titration experiment.

Q: Why are basic substances used for cleaning agents?

A: Substances used to eliminate dirt such as stain, mud, unpleasant smells and clutter on surfaces are…

Q: Prepare a procedural flow chart that provides a simplified overview of the entire extraction…

A: The procedural flow chat of extraction process is explained in step 2.

Q: e hydrogen-bond acceptors.

A: The atoms in a molecule which has the tendency to accept a hydrogen atom and thereby forms a bond is…