How to minimize supersaturation and thus lead to crystalline precipitate?   no copy from google please. if copied please paraphrase or summarize

Q: Why we use ethanol to rinse the crystal instead of distilled water Better yield of crystal can be…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: Which of the following is not one of the properties of the precipitate in the gravimetric analysis…

A: To find not one of the properties of the precipitate in the gravimetric analysis method.

Q: The possible reasons for the ignition of gravimetric precipitate are

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Q: Contamination of precipitate by co-precipitation can be minimized by (tick all that may apply) A.…

A: Precipitation is the process in which solid material can be separated from its aqueous solution by…

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A:

Q: Solubility Curve for KNO3 150

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Q: True or False: Blank titration is indicated for the determination of the concentration of a sample.…

A: A blank titration gives an idea of how much titrant is needed to the titration with sample. The…

Q: washing? a. Mixed-crystals b. Adsorbed impurities c. Mechanically entrapped particles d

A: B) is the correct option i.e adsorbed impurities  Surface adsorption is a common source of co-…

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A: Given,  Mass of AgNO3 = 3.5 x 10-5 g Molarity of K2CrO4 = 3.5 x 10-4 M Volume of K2CrO4 in mL = 18.0…

Q: write a short note on, summary of introduction to pharmaceutical analysis?

A: Pharmaceutical analysis involves the series of processes for identification, determination,…

Q: How can the relative supersaturation be varied during precipitate formation?

A: RELATIVE SUPERSATURATION IS A TERM THAT INCLUDES FACTORS UPON WHICH PARTICLE SIZE OF PRECIPITATE…

Q: Use the References to access important values if needed for this question. Write a balanced net…

A: BaF2 (s) + H2SO4 (aq) ----> BaSO4 ( s) + 2HF (aq) On splitting out it...we have ; BaF2 (s) +…

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A: Given data,Experimental yield=3.74gTheoretical yield=3.99g

Q: A solid that reappears from the solution is called sublimate O residue immiscible O crystal

A: Sublimate is the solid which has been sublimed. It means solid substance changed to vapour state.…

Q: ticides. Which pre-concentration method do you suggest to extract these compounds from the tomato…

A: Dispersive "liquid–liquid micro extraction" (DLLME) technique was used to extract the…

Q: Find out in detail about the formation mechanisms and conditions of precipitates.

A: Answer - Precipitates - Precipitate: Is a  solid formed by a change in a solution, often due to a…

Q: Which among these is/are properties for the type of precipitate required in gravimetric analysis?…

A: The precipitate in gravimetric analysis should be  Known composition and  Large particles (…

Q: State

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Q: 1. Which among these is/are desirable properties for the type of precipitate required in gravimetric…

A: Gravimetric analysis is used to determine the mass or concentration of a substance by measuring a…

Q: What weight of the soda ash (impure Na2CO3) should be taken for analysis in order that the number of…

A: 1 mol Na2CO3 (or CO3 2-(aq)) reacts with 2 moles of acid H+(aq).    The balanced equation is:  CO3…

Q: What is NOT recommended for precipitation of crystal deposits: precipitation in presence of…

A: The correct option is option c.

Q: Which is a wrong statement? O a. Washing the precipitate, removes absorbed impurities O b. In…

A: option a is incorrect as while washing only the adsorbed impurity are washed not absorbed option b,…

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Q: What necessary steps can you suggest to avoid impurities in final precipitate during gravimetric…

A: Answer and explanation is given below hope you like it.

Q: A small von Weirmarn ratio is desirable, therefore it is advisable to form precipitate by,…

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Q: The solid is treated with hot water giving a solid and a solution. The solution is treated with…

A: when solid is treated with hot water is gives a solid (precipitate) and a solution. and again…

Q: Question 27 of 40 Submit Construct the expression for Ksp for solid Ba3(PO4)2 in aqueous solution.…

A: In this question, we want to express Ksp formula. How we can express you can see details explanation…

Q: To prevent inclusion from occurring during precipitation, the technique to follow is I. fiter…

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Q: Which precipitates of Group Il do not dissolve in acidic pH? How can you positively confirm the…

A: under formal group analysis, all the cations have been classified on the basis of their…

Q: Make an schematic diagram for procedure below: B. %SO3 determination Transfer all precipitate to…

A: We need to make a schematic diagram for the given procedure.

Q: The solubility of COCO3 is measured and found to be 1.03x10-4 g/L. Use this information to calculate…

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Q: Determine the relationship between the observed/apparent value (EX) VERSUS that of the true value…

A: 1. Over ignition would cause the degradation of the precipitate.

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Q: Perform these calculations for nickel(II) carbonate. (a) With what volume of water must a…

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Q: Which one of the following is considered as ideal property of the precipitate in gravimetric…

A: Gravimetric analysis is a method which is used to analyse the amount of an analyte present in a…

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A: Here we have to fill up the above chart about solubility and reactivity of compounds-

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A: The molar mass of iron (III) oxide (Fe2O3) =159.69g/mol The molar mass of Fe = 55.85g/mol and molar…

Q: ure KI is treated with 0.1942g of pure K2CrO4 and the solution is boiled to expel all of the…

A: Given: Sample is 0.35 g impure KI Pure K2CrO4 is 0.1942 g

Q: In the analysis of 1.500 g sample of feldspar, a mixture of the chlorides of sodium and potassium…

A: Given: Mass of sample = 1.500 g. Mass of NaCl and KCl mixture formed from sample = 0.3450 g. And the…

Q: To prepare orange chrome dissolve 2g of lead acetate in 25cc of Warm distilled water, add 4cc oF 2…

A: Chrome orange is a mixed oxide with the chemical formula, Pb2CrO5.

Q: Look at the following Potential Hazard: Getting burned by a flash fire or explosion that results…

A: The possible solution for this hazard is that we should take precaution first to monitor the…

Q: 2) You are tasked with determining the barium content of a sample containing barium nitrate mixed…

A: Observing the given data table, it is clear that the mass of precipitate value gets decreased on…

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A:

Q: 21. Some 1.0 g steel samples are believed to contain about 2.5% cobalt. Ifa 10% excess of the…

A: Molecular weight of cobalt = 59 Molecular weight of 1-nitroso-2-naphthol = 173

Q: In redox titrations, an auxiliary agent can be used to unify the oxidation states of analyte. The…

A: Volumetric titration is an analytical technique that determines the concentration or amount of…