ng agent is used in - argentometric titration . complexometry of a metal in a solution containing one kind of metals E. none of them d. complexometry of a metal in a solution containing a contamination fro. metals
Q: When 25 mL of 0.02000 M MnO, has been added to 50.00 mL of 0.05000 M U", this point of titration is…
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Q: A process wherein a substance is directly determined by titration to an end point with a standard…
A: Following are the appropriate answers of the question 1,2,3
Q: 48. A solution is 1.0x10-20M CO32-, F-, and PO43- each, and 1.0x10-10M Ca2+(Ksp for the calcium…
A: Рreсiрitаtiоn reасtiоns оссur when саtiоns аnd аniоns in аqueоus sоlutiоn соmbine tо…
Q: A solution of sulfuric acid (25.00 mL) was titrated to the second equivalence point with 36.55mL of…
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Q: Calculate the volum of ammonium chlo buffer solution at : mol. Note that the to 14.8 mol/liter, ar…
A: Given, Volume of buffer solution = 100 mL pH = 10.0 Final concentration of salt = 0.20 M…
Q: 19.62 ml of 0.1 N. sodium nitrite solution (K = 0.981) were consumed for the titration of 0.5794 g…
A: The volume of 0.1 N sodium nitrite used is 19.62 mL and the mass of dicaine is 0.5794 g.
Q: What species are present in a solution giving off a pure blue endpoint in a hard water sample…
A: HLn2- indicates indicator EDTA, the chemical that binds certain metal ions, such as magnesium,…
Q: In lab, you measure out 13.38 mL of 1.17 M phosphoric acid to titrate with KOH. What volume (in mL)…
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Q: Talk about the indicator in titration involving iodine. Comment on it's chemistry, how much of it is…
A: The indicator used in titration involving Iodine is STARCH.
Q: 22.The solution of known concentration used during titration is called O a. Analyte O b. Indicator O…
A: Given, The solution of known concentration used during titration is called _ First, have to…
Q: What variable is correlated in the titration based on Nernst equation? concentration and Enthalpy…
A: Nernst equation where Ecell = emf of cell(v) E° = emf of cell at standard condition (v) R =…
Q: for an oxidation/reduction titration briefly distinguish between i) equilibrium and equivalence.…
A: Answer - Equivalence - A redox titration's equivalence point occurs when we react stoichiometrically…
Q: The instrument used in the titrations which hold the titrant is called? Select one: a. pipette b.…
A: Generally in titration we take burette and conical flask . Let's discuss where we will take titrant.
Q: Q/ Mohr's method uses the potassium chromate indicator and this indicator makes the equivalent point…
A: The question is based on the concept of titrations. we have to calculate percentage Chloride present…
Q: Part B The titration of 0.5529 g of KHP required 25.75 mIL of an NAOH solution to reach the…
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Q: oxonium ion is generated: a. more than one are true b. from the reaction of weak base with acetic…
A: Oxonium ions are the ions having positively charged oxygen atom with three bonds. For example -…
Q: What is the name of indicator used ?in titration that gives the color pink Methyl orange…
A: Indicators are substances whose solutions change color due to changes in pH. These are called…
Q: A 1.00 g sample containing NaHC0, was dissolved in water and titrated using 0.500 M HCI. The sample…
A: Given that: Molarity of HCl = 0.500M Volume of HCl required = 12.5ml = 12.5ml×1L/1000ml = 0.0125L
Q: 15.00 mL of an ammonia sample (D = 0.980 g/mL) is titrated to endpoint with 31.25 mL of a 0.500M HCI…
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Q: IReview Topies] (Reterences) Use the References to access important values if needed for this…
A: pH change =? pH change = pH after Addition - pH before addition Number of Mol of KOH = 0.124 mol […
Q: Q4) Name of the technique that is used for Standardization of sodiums bydroxide solution is a)…
A: acid-base titration It is an acid-base titration. The sodium hydroxide is an alkali whose…
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A: Standardization of any solution is done to determine the unknown concentration of one of the given…
Q: Calculate the volume at equivalence point and subsequently the pAg when 25.75 mL of 0.1350MI' is…
A: The question is based on the concept of precipitation titrations. we have to calculate equivalence…
Q: ow solution was used as a titrant to determine the concentration of Cr' when it reached the…
A: The end point in the titration can be defined as the point that is determined by the change in…
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A: We know that: Coulometry is based on an exhaustive electrolysis of the analyte i.e the analyte is…
Q: The concentration of a perchloric acid solution was established by titration against primary…
A: Given: The perchloric acid solution is titrated against standard sodium carbonate. Mass of sodium…
Q: Q5:(a] A sample of iron(0.5598 gm).after adjusting the acidity the iron Fe" is titrated With…
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Q: what is the definition of equivalence point: a-none of these b- the titrant has th similar…
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Q: Which one is not the correct experimental condition for complexometric titration? a) Need strong…
A: Following option is not correct for complexometric titration :
Q: Starch is an indicator for iodine. For iodimetry, starch solution is adde O after the equivalence…
A: 18) Starch is an indicator for Iodine. For iodimetry, Starch solution is added
Q: The ff. terms match the definition, EXCEPT: O Standardization titration of known amount of analyte…
A: Standardization is the process by which the exact concentration of a solution is determined by…
Q: 95.Reaction of acid and base always produce and 96. The concentrations of standard solution in…
A: 95. Solutions of acid and bas always produces salt and water. 96. The concentration in…
Q: This question has multlple parts. Work all the parts to get "ou require 34.54 mL of 0.0105 M HCl to…
A: Given as 34.54 mL of 0.0105 M HCl is required to reach the equivalence point in the titration of…
Q: The reagent that is filled in the burette during the titration process is called Select one: O a.…
A: ANSWERE IS DISCUSSEED BELOW :
Q: 1) 25 (AgNoz ) silver Solution is required to titrate Sample o ZnClz How many millimole o mL Ag Nos…
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Q: A 0.5145-g sample of a water-soluble fertilizer was dissolved and analyzed for nitrogen using the…
A: Given that :- Mass of water soluble fertilizer sample = 0.5145 g Distilled ammonia was collected in…
Q: 2. After dissolving the K titration as instructed by the volume of titrant requ and added some more…
A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: 12-Detecting the equivalent point during titration can be : * calculated O see only O suggested see…
A: Introduction : We have to tell what will be done at equivalent point.
Q: SOlution is titrated with 40.34 mL of an pr. Calculate the molarity of the EDTA solution.
A: Moles of CaCO3=mass/molar mass=0.4148g/100.09g/mole=0.00414moles…
Q: Titrant: It is the solution that is placed in the burette :Select one True False
A: Titration It is the chemical analysis method that involves determination of concentration of an…
Q: A sample containing 0.175g of Cl- is dissolved in 50 mL of deionized H2O. The solution is titration…
A: Given : Mass of Cl- = 0.175g Volume of water = 50 ml Final volume of AgNO3 = 75 ml
Q: In a Li2CO3 solution, if it is not adequately filtered before titrations and solid remains, what…
A: The solubility product constant is the equilibrium constant where the solids get dissolved in water,…
Q: Two 24.91 ml. samples of apple juice were analyzed using 0.1000 M NAOH solution by the method in…
A: Neutralization reaction is defined as the reaction in which an acid reacts with a base to form a…
Q: ▷ 15.0 ml of 1.40M phosphoric acid against. barrium hydroxide titrant. 2.00 M NONONG -Compute for…
A: Given that, The volume of the phosphoric acid is Va = 15.0 mL, The strength of the phosphoric acid…
Q: Q/ Mohr's method uses the potassium chromate indicator and this indicator makes the equivalent point…
A: The given data contains, Volume of AgNO3 = 33.47 ml Normality of AgNO3 =0.1098 N Mass of sample =…
Q: A 0.345 gram sample of potassium hydrogen phthalate is titrated to equivalence point with 18.15 mL…
A: Potassium hydrogen phthalate is a monoprotic acid with molecular formula C8H5KO4 Hence the reaction…
Q: You are titrating an acidic solution with a basic one, and justrealized you forgot to add the…
A: The process in which we can can get back to the equivalence point of the titration we can follwo…
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- A 100.0-mL sample of spring water was treated to convert any iron present to Fe2+.Titration with 35.00-mLof 0.002345 M K2Cr2O7 resulted in the reaction6Fe2+ + Cr2O72- + 14H+ 6Fe3+ 1 2Cr3+ + 7H2OThe excess K2Cr2O7 was back-titrated with 8.32 mL of 0.00897 M Fe2+ solution.Calculate the concentration of iron in the sample in parts per million.Chromel is an alloy composed of nickel, iron and chromium.A 0.6472 g sample was dissolved and diluted to 250 mL. When a50 mL aliquot of 0.05182 M EDTA was mixed with an equal volumeof the diluted sample and all the three ions were chelated, a 5.11 mLback titration with 0.06241 M copper (II) was required.The chromium in a second 50 mL aliquot was masked through theaddition of hexamethylenetetramine, titration of the Fe and Nirequired 36.28 mL of 0.05182 M EDTA.Iron and chromium were masked with pyrophosphate in a third50 mL aliquot and the nickel was titrated with 25.91 mL of theEDTA solution.Calculate the percentage of nickel, chromium and iron in thealloy.asap Compare the two quantities based on the given condition: Consider the analysis of Fe in ore using permanganate as titrant. Under the same acidic conditions I. % Fe with pre-reduction II. % Fe without pre-reduction choices: -The two quantities cannot be compared due to insufficient information. -I > II -I = II -I < II
- Comparing the two quantities based on the given condition, which is greater I or II? or are they equal? can the quantities be measured? Consider the analysis of Fe in ore using permanganate as titrant. Under the same acidic conditions I. % Fe with pre-reduction II. % Fe without pre-reductionThe Sn in a 0.4352 g mineral specimen was reduced to the +2 state and titrated with 29.77 mL of 0.01735 M K2Cr2O7. Identify: (a) method of redox titrimetry used (Dichrometry, Cerimetry, iodimetry, iodometry or, permanganometry) (b) appropriate indicator and its type (c) color at the end point (d) weight percent Sn (118.71 g/mol) in the sampleThe Sn in a 0.4352 g mineral specimen was reduced to the +2 state and titrated with 29.77 mL of 0.01735 M K2Cr2O7. Identify: (a) type of redox titrimetry used (b) appropriate indicator and its type (c) color at the end point (d) weight percent Sn (118.71 g/mol) in the sample
- 0.4545 g CaCO3 was dissolved in HCl and the resulting solution was diluted to 0.25 L. Twenty-five mL aliquot of this solution required 35.2 mL of EDTA upon performing titrimetric analysis. Determine the molarity of EDTAWhen 20 ml, 0.1 M of EDTA is added 1o 50 mL 0.0 M Ca®* , calculate the ‘molar concentration of Ca** in final solution ? The conditional formation constant for I E IA. What is the characteristic color of ferric ions in solution? B. Why is the titration of the oxalate in the green salt with KMnO4 performed prior to carrying out the redox titration for iron content? (Why can’t you do them the other way – iron first then oxalate?) C. In a titration using 0.02000 M KMnO4 solution, the following data were obtained: Buret readings: FINAL = 15.31 mL INITIAL = 5.02 mL How many moles of KMnO4 were used?
- The Cl– content of a solution was analyzed via an EDTA titration. 2.00 g of AgNO3 was added to 25.00 mL of the sample solution. A titration with 0.096 53 M EDTA was then carried out, reaching an endpoint at 38.25 mL. What’s the concentration of Cl – (M)?A. Calgon conditioning can be done by____________________________.B. The colour of metal-EBT complex is ___________________________ .C. If P is less than half M (or T) then alkalinity is due to _____________________.D. Hydroxide alkalinity is determined by ____________________ indicator.E. If sample water contains Mg(HCO3)2 = 14.6 mg/lit, Ca(HCO3)2 = 16.2 mg/lit, MgCO3 = 8.4mg/lit. The temporary hardness present per litre of the sample is__________________.The Cr metal was dissolved in HCl. The pH was suitably adjusted by adding ammnoniaammonium buffer solution and 15.00 mL of 0.01768 M EDTA were introduced. The excess reagent required a 4.30-mL back-titration with 0.008120 M Cu2+. Calculate mass of Cr metal.