he balanced equation for the titration of oxalic acid with potassium permanganate is: 2 KMnO4 + 5 H2C2O4 + 3 H2SO4 → 2 MnOS4 + 10 CO2 + K2SO4 + 8 H2O What is the concentration of a 25 mL oxalic acid solution that requires 12.4 mL of a 0.0384 M KMnO4 solution to reach the endpoint of the titration? (report your answer to 4 decimal places)

Q: A 25.5 mL volume of a 0.01140 M KMnO4 solution was used to reach the equivalence point in the…

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Q: 400 mg of a butter sample was heated and some water was added. After shaking and filtration 10 ml…

A: Mass percent of NaCl can be calculated as given below.

Q: An impure sample of oxalic acid (H2C2O4) was oxidized by potassium permanganate. A 0.261-g sample of…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: 20 mL of a mixture of ferrous sulfate (FeSO4) and ferric sulfate Fe₂(SO4)3 was titrated with 6.5 mL…

A: In this process at first the permanganate consumed will be for only Fe2+. All Fe3+ will be…

Q: In the analysis of a sample for KH2PO4 content, a sample weighing 0.3994 g required 18.28 mL of…

A: Given - Mass of sample = 0.3994 g Volume of KOH solution = 18.28 mL Concentration of KOH solution =…

Q: What volume of 0.480 M  KMnO4 would be required to titrate 0.43 g  of  K2[Cu(C2O4)2]⋅2H2O?

A: The balanced net reaction is given as

Q: A 1.00 g sample of an iron ore is dissolved in acid and then reduced to Fe²⁺. It was then titrated…

A: The titration involves: 5Fe2+ +MnO4−+8H+→5Fe3++Mn2++4H2O

Q: A 50.00-ML water sample was titrated with 0.0250 M EDTA to determine its calcium content. The…

A: The question can be solved using the law of equivalence. The detailed solution is shown below.

Q: STANDARDIZATION OF NAOH SOLUTION A 0.4047 g sample of primary standard grade potassium hydrogen…

A: Givenmass of potassium phyhalate=0.4047 gmolar mass=204.23 g/molvolume of NaOH=22.42 mL

Q: Titration of 0.2342 g of pure Na,C,O, (134.0 g/mol) required 13.45 ml of KMNO, solution according to…

A: 1- First calculate the moles of C2O42- ion :  moles = [ mass / molar mass ]  moles = [ 0.2342g /…

Q: A 20.0 mL sample of an HCl solution is titrated with 27.4 mL of a standard solution of Ba(OH)2. The…

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Q: In an analytical laboratory that analyzes BOD, the titrant solution of sodium thiosulphate must be…

A: A question based on mole concept that is to be accomplished.

Q: A 50.0 mL solution of Ca(OH)2 with an unknown concentration was titrated with 0.340 M HNO3. To reach…

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both…

Q: 1. A sample of pure sodium oxalate, Na,C2O4 , weighing 0.2856 g is dissolved in water, sulfuric acid…

A: This question is titration based question from redox chemistry where we will apply the concept of…

Q: A 0.2000-g illegal firework was tested for its KClO3 content. The sample was treated with 50.00 mL…

A: Given that -  Mass of KClO3 illegal fireworks = 0.2000 g  Molarity of Fe2+ Solution = 0.01750 M…

Q: 2. A standard solution of FeCls was prepared and its molar concentration was determined to be 2.000…

A: This is one of the dilution problem, here we are changing concentration of solution. In dilution…

Q: In standardizing a solution of NaOH against 1.431 g of KHP (KHC8H4O4), the analyst uses 35.5 mL of…

A: Volumetric analysis is a method in which the volume of a substance is determined by measuring its…

Q: The lead in a 0.2000-g sample is precipitated as PbCrO4. The precipitate is filtered, washed, and…

A: The balanced equations are Pb2+ + 2 CrO42– --------> PbCrO4 (s) 2 PbCrO4 + 2 H+ -------> 2…

Q: The iron (II) in an acidified solution is titrated with 0.0317M solution of KMnO4:…

A: The question deals with the molar-ratios. It is the ratio of moles of reactant consumed and moles of…

Q: If 24.0 ml of 0.0100 M KMNO4 solution is needed to titrate 1.00 g of a sample of H2C204 to the…

A: The balanced equation is    5 H2C2O4 (aq) + 2 MnO4– (aq) + 6 H+ (aq) ---------> 10 CO2 (g) + 2…

Q: A 50.00 mL sample containing La3+ was titrated with sodium oxalate to precipitate La,(C204)3, which…

A: Molarity is defined as “the mole of the solute per unit volume of the solution”. It is represented…

Q: A 0.3147-g sample of a primary-standard grade Na2C2O4 was dissolved in dilute H2SO4 and titrated…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: Calcium in a 2.00-g sample is determined by precipitating CaC2O4, dissolving this in acid, and…

A: Titration  is general laboratory method  of quantitative  analysis of determining  the concentration…

Q: A 1.000-g sample containing KHC2O4, H2C2O4, and impurities required 46.48 mL of 0.0980 M NaOH for…

A: Introduction: The problem can be solved by using the equivalence point rule. At the equivalence…

Q: If a 1.25 g sample of magnesium oxide (98.9%) were titrated with 70 ml of 104 N of sulfuric acid…

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Q: What volume of 0,955 mol·dm–3 HCl solution (in mL or cm3), is required to titrate 2,152 g of Na2CO3…

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Q: Oxalic acid (H2C2O4) is present in many plants. If 25.6 mL of 0.0200 M KMnO4 is needed to titrate a…

A:

Q: The photographs below (a) show what occurs when a solution of iron(III) nitrate istreated with a few…

A:

Q: 0.683 grams of iron mineral dissolves with acid. Fe2+ ​​is titrated with Ce(SO4)2 solution.…

A: Reaction between Fe2+ with Ce(SO4)2 is as following: Fe2+ + Ce(SO4)2 ----> Fe3+ + Ce3+ 1 mol…

Q: The concentration of ammonia in a commercial cleanser was determined. 25.00 ml of the cleanser was…

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Q: A sample of 1.55g of iron ore is dissolved in a acid solution in which the iron is converted into…

A: Given : The titration reaction involves oxidation of Fe2+ to Fe3+ using MnO4- ions which is reduced…

Q: What volume of 0.170 M KMnO4 would be required to titrate 0.38 g of K2[Cu(C2O4)2]⋅2H2O?

A: Given, molar concentration of  KMnO4 = 0.170 M            mass of K2[Cu(C2O4)2]⋅2H2O = 0.38 g Now,…

Q: An impure sample of oxalic acid (H2C2O4) was oxidized by potassium permanganate. A 0.261-g sample of…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Potassium dichromate is often used to standardize reducing agents like Fe2** Cr207 + 6Fe2+ + 14 H* →…

A: it is an example of redox titration where potassium dichromate is standardized using reducing agents…

Q: Question attached

A: Given: Mass of Na=26g Volume of Mn(NO3)2 = 0.600L molarity of Mn(NO3)2 = 1M balanced reaction is…

Q: An iron ore sample which weighs 1.097 g is dissolved, the iron reduced to Fe*2, and the resulting…

A:

Q: A Cu2+ solution is prepared by dissolving a 0.4728 g piece of copper wire in acid. The solution is…

A: Molarity - ratio of number of moles of solute to the volume of solution in litres. Formula is,

Q: Silver ion (Ag) can be analyzed by titration with chloride ion. The reaction (ionic form) involved…

A: The precipitation reaction taking place is given as, Ag+ (aq) + Cl- (aq) -------> AgCl (s) Given…

Q: The titration below was performed by placing 10.00 mL solution in an Erlenmeyer flask and titrating…

A: The given volume of the basic solution present in the Erlenmeyer flask (V1) = 10.00 ml Molarity of…

Q: A titration was conducted to determine the concentration of a potassium permanganate (KMnO4)…

A: Potassium permanganate (KMnO4) is a strong oxidising agent that acts as a powerful oxidising agent…

Q: Would the addition of K2SO4 to a saturated solution of CaSO4 cause the solubility to increase or…

A:

Q: Balance this equation and balanced reaction equation and the quantities included in the procedure to…

A:

Q: A 0.6500 g sample of plant food preparation was analyzed for its N content by the Kjeldahl method,…

A: Mass of samples = 0.6500 g MHCl = 0.1058 M VHCl = 50 mL = 0.050 L MNaOH = 0.0850 M VNaOH = 11.80 mL…

Q: What volume in mL of 0.45 M HBr solution is required to titrate 125mL of a 0.21 M Ca(OH)2 solution?

A: The equation of the above process is: Ca(OH)2 + 2HBr -------------> CaBr2 + 2H2O To find the…

Q: 75.0 mL of 0.15 M aqueous carbonic acid is mixed with 145.0 mL of 0.25 M aqueous lithium hydroxide.…

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Q: ind the concentration of Pb?* ions in a solution made by adding 5.00 g of lead (1) iodide to 500. mL…

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Q: Use the net ionic equations in problems 1 añd 2 sain) 1. a. Write the balanced equations for the…

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: 1. A sample of pure sodium oxalate, Na,C2O4 , weighing 0.2856 g is dissolved in water, sulfuric acid…

A: 1. Solution -