Q: Solute A has a partition coefficient of 3 between toluene and water, with three times as much in the…
A: This topic comes under solvent extraction. We will use the following formula, The fraction in Phase…
Q: The partition coefficient K for a compound between dichloromethane and water is determined to be 56…
A: We have to predict the volume of solution remaining in Water.
Q: much more soluble after the addition of the basic ammonia buffer. Is there a chemical reaction that…
A: the H4Y form It's NOT a salt so there can't be a Ksp, hence it isn't related to that We have 4…
Q: Given: A weak acid, HA (whose Ka is 1.00 x 10-6 and KD is 100) that distributes between benzene and…
A:
Q: A solute is added to a water- benzene mixture and mixture and shaken vigorously. 25ml benzene layer…
A:
Q: After extracting NaOH two times from ether, does the amount of precipitate after adding HCl in both…
A: The acid impurity is removed from the ether (organic layer) using NaOH which converts the insoluble…
Q: Why is there a need to correct conductivity of the sample solution
A:
Q: Will a solvent with a small dielectric constant promote the dissociation of ionic solute A.Yes…
A: Since more is the dielectric constant of the solvent, more will be the solvation or hydration of the…
Q: A monoprotic acid (HA) with a Ka of 1.62 x 10-³ has a partition coefficient of 9.0 (favoring hexane)…
A: Given: Ka = 1.62 ×10-5 Partition coefficient, K = 9.0 At pH = 6.55 pH = -log[H+]…
Q: Nitrite is commonly determined by a colorimetric procedure using a reaction called the Griess…
A: A question based on analytical process, which is to be accomplished.
Q: What is the essential difference between the Langmuir and BET isotherms?
A: The adsorption of the gases and the solute is basically explained through isotherms. The adsorbate…
Q: Dissolved 0.273 grams of pure sodium oxalate (Na2C204) in distilled water and added sulfuric acid…
A: The question is based on redox titrations. we have added excess of KMnO4 to the Sodium oxalate. the…
Q: 4.Assay of acetic acid in vinegar is an example of proximate analysis 5.Example of variable defects…
A: In reference to the given 4th statement, Proximate analysis is the quantitative analysis of…
Q: Explain the function of the different steps in solid-phase extraction method.
A: Solid-phase extraction also known as SPE is an extraction technique in which compounds either…
Q: 1.a) How would you decrease the partition coefficient of a formulation ( Include example)? b) What…
A: a)K(partition coefficient) can be lowered by changing the temperature at which the vial is…
Q: If Vsu= Vorg, how many times should the extraction process be repeated in order for 1 g of substance…
A: Given: We have to calculate, number of extraction required. KD = 2.25 Vsu= Vorg
Q: A mixture of I, II, and II were partitioned between methylene chloride and sodium bicarbonate (A).…
A: Step 1: Mixture of compounds are treated with NaHCO3. Compound III will go into aqueous layer. Step…
Q: How will mistakenly using solution 1 to calibrate the spectrophotometer, instead of the blank affect…
A: A solution of FeSCN2+ will be colored. So, the concentration of FeSCN2+ at the equilibrium is…
Q: A carboxylic acid (ka=1.8*10-5) was extracted from an aqueous solution ir the presence of ether, and…
A: Distribution ratio is the ratio of total solute concentration in organic phase to total solute…
Q: What do you understand by Isocratic and Gradient elution?
A: Isocratic Elution : In the light of chromatography isocratic elution means that the composition of…
Q: Solute A has partition coefficient K between benzene and water of 1.8 Le. Ais 1.8 times more soluble…
A: ANSWER : option A is correct answer. 1. 12.2 % 2.…
Q: Please define the term distribution coefficient, Kd? 2) How the value of Kd indicates the…
A:
Q: spectively. Calculate ressure at 298 K
A: The moles and molarity as, NO=4.4130 =0.147Molarity=0.14710 =0.0147
Q: (a) To optimize the assay's sensitivity to glycine, at what wavelengths should the excitation and…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Comment on the procedural differences of the gravimetric and volumetric analysis
A:
Q: What is the role of the suppressor ion chromatography? Explain working principle of an “anion…
A: Ion exchange chromatography is based on the adsorption of molecules to the chromatographic column…
Q: 2. If 6 g of phenol (weak acid, pKa 9.9) is distributed between 100 mL of an aqueous buffered…
A:
Q: A pain reliever is soluble in cold water to the extent of 1.0g/1310 mL and soluble in diethylether…
A: Formula : Distribution coefficient= (solubility in organic) ÷ (solubility in aqueous) Moles of H2O =…
Q: A novel compound named “sanaoline” with a partition coefficient (KD) of 6 was extracted from 5.0…
A: Formula for partition coefficient w = W[KD V/(KDV +v)]n Where w is reaming amount of sanaoline = ?…
Q: Is a Kd value of 10.16 reasonable for the extraction of benzoic Acid between methylene chloride and…
A: When we put a solution in separayory funnel....it dissolves in the two immiscible layers in parts.…
Q: A solution of 3g organic compound X in 200ml of water was extracted with 200 ml of ethyl ether. At…
A: The partition coefficient can be calculated by the given relation : KdX=XorgXaqwhere Kd is the…
Q: uivalence point for a 20 mL lution of 0.25 M Benzoic Acid C7H5O2) with Ka = 6.30 x 105 rated with…
A: Ka = 6.30 ×10-5 pKa = -log(Ka) = -log(6.30 ×10-5) = 4.20 At equivalent point, Equivalents of…
Q: A neutral compound has a partition coefficient of 8 between ether and water. What percentage of the…
A: Nernst distribution law: if a solute X distributes itself between two immiscible solvents A and B at…
Q: A 50.00mL sample with BaCl2 was diluted to 650 mL. Aliquots of 100.00 mL of this solution were…
A: Mohars method: It is the precipitation titration carried out to determine the concentration of…
Q: What does the selectivity coefficient tell us? Is it better to have a large or a small selectivity…
A: The selectivity coefficient is the equilibrium constant for a chemical reaction in which one ligand…
Q: Calculate the concentration of stock tetraoxosulphate 6 acid which has mass density of 2.50 and has…
A: In the given question we have to calculate the stock concentration of Tetraoxosulphate(VI).
Q: substance of mass 10 g is dissolved in 50 mL of water. Calculate the total mass of sample that can…
A: The partition coefficient is identified as follows,
Q: Differentiate the types of pipettes according to calibration. Differentiate a transfer pipette from…
A: Sinve you have not mentioned the specific part of the question so i am solving the first two parts…
Q: What are the Practical Application of Standardadization of NaOH?
A: The process of standardization is used for the determination of the precise concentration or…
Q: When making the calibration plot, how do we find [FESCN2*] at equilibrium? What assumption is made?…
A: The reaction of Fe(III) with thiocyanate to give the colored product, iron(II)thiocyanate which is…
Q: What are two ways that a compound can be eluted from an ion-exchange column? What could be the…
A:
Q: Explain ONE of the micro-extraction techniques based on the solid-phase. Your explanation should…
A:
Q: On the direct iodometric titration experiment, Standardization of Na2S2O3 with KIO3 standard…
A: One of the most effective redox titration methods is iodometry. Because of its relatively low pH,…
Is a Kd value of 10.16 reasonable for the extraction of benzoic Acid between methylene chloride and water? Please explain.
Step by step
Solved in 2 steps
- Is a Kd value of 10.16 reasonable for the extraction of benzoic Acid between methylene chloride and water? Please explain using extraction theory.1.What is the significance when KD is either a small or large value? 2. Methyl alcohol and ethyl alcohol are poor extraction solvents. Why?3. What is the major disadvantage of using ether as an extracting solvent?Explain ONE of the micro-extraction techniques based on the solid-phase. Your explanation should include:a) The principle and steps of extraction of the selected techniqueb) The advantages and disadvantages of the selected technique compared to conventional techniquesc) The potential applications of the selected techniqued) The new advancement/modifications that can be performed to improvise the selected technique
- 1) Please define the term distribution coefficient, Kd? 2) How the value of Kd indicates the potential separation of an organic compound, via extractionIn order to analyse mercury with AAS, which method will you prefer? Explain this method in detail.Compare and contrast an anticipatory standard to a reactionary standard by listing and describing some advantages and disadvantages.
- Why is the electrometric method of pH determination more accurate than the colorimetric method?will addition of 300ml 0.005M agno3 to 200ml of 0.004M Al2(SO4)3 result in oreciptation of Ag2SO4 if Ksp of Ag2SO4 is 6.65x10^8?A neutral compound has a partition coefficient of 5 5 between ether and water. What percentage of the compound would be extracted from 10 mL of water if 10 mL of ether were used to extract the compound?
- If Vsu= Vorg, how many times should the extraction process be repeated in order for 1 g of substance with KD= 2.25 to pass 90.5% to the organic phase?Explain the function of the different steps in solid-phase extraction method.The test tube used in the determination of the ΔHrxn for nitric acid was still wet with water. [ magnitude of ΔHrxn] Please explain why the reaction decreases. Maximum of 3 sentences only.