Q: Enumerate at least 3 specific medical applications of complexometric titration and discuss each.
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A: Answer - According to the question - It is important to calibrate your pH meter regularly to ensure…
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A: The absorbance of the mixture of two species can be written as: A=εHInbCHIn+εIn-bCIn-
Q: One of the following statements is incorrect: O A standard solution should react completely with the…
A: The solution is given below -
Q: What is the basis of the ‘40000’ in the equation? Note: this is about "DETERMINATION OF WATER…
A: Interpretation: To find out the basis of 40000 used in the equation given.
Q: A solution is made by mixing 500.0 mL of 0.04540 M Na, HASO, with 500.0 mL of 0.02245 M NaOH.…
A: Given , molarity of Na2HAsO4= 0.04540 M volume of Na2HAsO4= 500 .0 mL volume of NaOH = 500.0 mL…
Q: 500 mL of river water was subjected to sulfate determination by the barium gravimetric method. The…
A: The sulfate ions present in the river water are precipitated as barium sulfate. The volume of water…
Q: (b) In the pH metric titration, calomel and glass electrodes are used for measuring. What are the…
A:
Q: A 100.0 mL100.0 mL solution of 0.0200 M Fe3+0.0200 M Fe3+ in 1 M HClO41 M HClO4 is titrated with…
A: The Nernst equation is shown below: Where; Ecell = electrode potential at any condition E0cell =…
Q: Briefly explain why the sparingly soluble product mustbe removed by filtration before you…
A: In Volhard's determination of the ions, the sparingly soluble ions must be removed by filtration…
Q: Calculate [HY] in a solution prepared by mixing 10.00 mL of 0.0100 M VOSO, , 9.90 mL of 0.0100 M…
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Q: From the given information, determine which ions are present. Use + for positive, - for negative,…
A: We have to tell which cations are present or not in given mixture analysis
Q: etermin
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Q: Coulometry consumes larger amount of analyte than voltammetry Electrodes of the second kind can…
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Q: In order to understand the concepts of pH and buffers, gain experience in using the…
A: The buffer is prepared using a solid monobasic phosphate salt ( NaH2PO4.H2O) and a solid dibasic…
Q: Why did the color of the solution in the conical flask change at the end of the titration?
A: Titration : The method used to determine the concentration of a known substance using another,…
Q: One of the following statements is incorrect: O Titration error is the difference between…
A: Out of the given statements , one statement is wrong . We have to select that incorrect statement.
Q: Which of the following statements is advantageous? A). The main differences between potentiometric…
A: The major difference between potentiometric and conductometric titration is that potentiometric…
Q: Number 1
A: In titration of a strong acid and a weak base, the equivalence point will be on the acid side of 7,…
Q: ate the pH at the following points for the titration of: 50 mL of 0.01 mol L-1 H2SO4 with 0.01 mol…
A: Solution: Here dibasic acid H2SO4 is titrated with strong base NaOH.
Q: What is the minimum pH at which Cu2* may be titrated effectively? Calculate the fraction of EDTA…
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Q: What will happen if large quantities of indicator solution are used for the determination of pH by…
A: To explain: What happens if large quantities of indicator solution is used for the determination of…
Q: In iodimetry as a titrant is used: I solution; Na,S2O3 solution KI solution; KIO; solution;
A: The titrant used in the iodimetry is I2 solution.
Q: Enter your answer in the provided box. Use information from a table of solubility products and a…
A: We know that Ksp for Cr(OH)3 is 6.3 × 10 -31
Q: Both answers 1 and 2 are correct
A: Answer: Both answers 1 and 2 are correct
Q: A slightly lower result than expected is obtained in the titration of iodine with thiosulfate in the…
A: The iodine that is liberated can be titrated in the usual manner with standard thiosulfate solution.…
Q: The end point of the Zn2+-EDTA titration was observed after 17.50 mL of 0.0500 M EDTA solution was…
A:
Q: Explain why in Mohr's method neutral medium should be used in titration of AgNO3?
A: Mohr's method is the method to determine the chloride ion concentration of a solution by titration…
Q: why Mg (II) must be added when EDTA is standardized using a calcium standard solution and Eriochrome…
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Q: What factor affects the ‘strength’ of a buffer? Why was benzoic acid used as a solvent when making…
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Q: The ionic strength of the solution containing 0.02 M (Na2SO4 )is equal
A: Answer :- The Ionic strength (μ) of 0.02 M Na2SO4 solution is 0.06 M
Q: Which of listed methods belongs to complexometric titration? mercurimetry; thiocyanate-metry;…
A: Complexometric titration : this is the technique of volumetric analysis in which the soluble and…
Q: If the Ksp for PbSO, is 1.7x10-8 , calculate the SO,2- in PBSO4 saturated solution.
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Q: One of the following statements is incorrect: A primary standard should be highly pure, has…
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Q: What is the result and discussion for experiment determination of Hardness of water EDTA titration
A: Hardness of water is mainly due to dissolved salts of calcium and magnesium, which makes it unfit…
Q: Determination of phenobarbital by the alkalimetric method (titration in alcohol).
A: Phenobarbital is a drug with the chemical formula C12H12N2O3 . It is commonly used to treat and…
Q: Comment on whether the following species can be used for the titration of Fe2+ species. Explain why.…
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Q: Which rapid and quantitative analysis requires a sample solution of metal ion to be titrated against…
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Q: Suppose that a small portion of the sulfate precipitated as lead sulfate rather than as barium…
A: Answer - According to the question - Given - Small portion of the sulfate precipitated as lead…
Q: Explain the half drop titration technique
A: Titration is a laboratory method to determine the concentration of an unknown compound using the…
Q: At pH 7, what metal ions can be titrated by EDTA?
A: In complexometric titrations, EDTA requires a certain minimum pH for titrating each metal ion. The…
Q: The substance to be analyzed – is green colored, highly soluble in water salt. Dimethylglyoxime…
A: Which compound matches with the given properties, has to be identified.
Q: What is the acid/base ratio? Why is it important in the titrimetric process?
A: Acid base ratio is the exact amount of acid and base required to obtain a desired pH. This value can…
Q: Briefly discuss the following: Different types of membrane indicator electrode How a pH…
A: 1. Answer - Ion-selective electrodes are membrane indicator electrodes that produce an electrical…
Q: Why homogenously formed precipitates are better suited for analysis than a precipitate formed by…
A: The reason for homogenously formed precipitates are better suited for analysis than a precipitate…
Q: Which of the following statements is true regarding permanganimetry? a) Permanganate solution can…
A: Permanganate ion, MnO4-is an extremely strong oxidizing agent. It has the ability to oxidize water…
Q: What is the activity coefficient of hydroxide for a solution containing 0.0020 M potassium hydroxide…
A: The chemical reactions taking place are: KOH → K+ + OH-CaCl2 → Ca2+ + 2Cl- Calculating the ionic…
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- What is ammonolysis? Explain by giving examples through equations.(3). Write short notes on displacement titration with suitable example.Determine the iodine value of the unknown sample weighing 0.25 g if 24.15 ml and 12ml of 0.1055 N sodium thiosulfate was used in titration with blank and sample respectively.
- why is it necessary to conduct the reaction under acidic conditions?What color do you expect for cresol purple at pH 1.0, 2.0, and 3.0?(a) What color was the indicator for acidic solutions? What about for basic and neutral solutions? What was the order of your samples, from most acidic to least acidic? (b) What is the organic compound responsible for the color changes observed? What is the basis for these color changes?
- In this activity, you will develop an experimental procedure to solve a problem. Consider the followingscenario:You are the manager of a chemical stockroom, and find a bottle containing approximately one liter of aclear and colorless solution of unknown identity and concentration. Your only clue to its identity is thatit was found between bottles of silver fluoride and sodium fluoride, so it is likely an aqueous solution ofone of those two compounds. You will need to develop a procedure to determine the following:a) The identity of the unknown solutionb) The concentration of the unknown solutionWrite out a precise procedure, which includes all glassware, reagents, and steps. You will also need towrite the calculations that you would need to determine the concentration of the solution. Assume thatyou have access to any reagent you might need1. What is the Sample, Analyte, Reagent added in excess, and Reagent used in an example of back titration in a redox titration? and why is back titration used? 2. What is the Sample, Analyte, Reagent added in excess, and Reagent used in an example of back titration in a precipitation titration? and why is back titration used?3. What is the Sample, Analyte, Reagent added in excess, and Reagent used in an example of back titration in a complexometric titration? and why is back titration used?Why is it necessary to completely fill the rubber tubing of the stopcock with the solution before titration?
- what is the strength of '40 volume' H2O2 ?In the Mohr Method Determination of Chloride, why must the titration be in neutral condition to be carried out? What will be the side reactions if it is done in basic as well as acidic conditions?2. A saturated solution of an unknown solid reacted with AGNO, to give a pale yellow precipitate, and also reacted with Pb(NO,), to give a white precipitate. Based on only these two test results, you can conclude that the unknown solid contains which anion? Write the correct balanced equations for reaction of the anion with each of these reagents. Resl of flae teeperfore wunkm Reaction of HICth onken 7 Reastie of ARNO wi nksovny ion cridn of PoNO Waown selcv encity of