What mass of FeSO4.(NH4)2SO4. 6H2O is present in a sample if it is titrated to its equivalence point with 4.100 mL of 0.100 N KMnO4? Note: Present complete solution including the units and express your answer up to four decimal places.

Q: A solution of phosphoric acid (HsPO.) with a known concentration of 0.250 M H.PO, is itrated with a…

A: Acid-base reaction :  H3PO4  + 3 NaOH  -->  Na3PO4  + 3 H2O  At equivalents point  Ma Va / na…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. He carefully weighs…

A: In the given question we have to calculate the Molarity of NaOH solution,  first of all, we have to…

Q: In a titration 40.0 mL of HCl is put in a flask with a few drops of phenolphthalein. A solution of…

A: Given: Volume of HCl V1= 40 mL Volume of NaOH V2= 20 mL Concentration of NaOH M2= 0.200M To find:…

Q: 5 Consider the following chemical equation: H₂A RbOH() Rb Ag+ H₂O A0.126 mol sample of impure…

A: We know that, At equivalence point the number of moles of H+ ions is equal to the number of moles of…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. She carefully weighs…

A: The reaction of oxalic acid and NaOH is: H2C2O4 +2NaOH →Na2C2O4 + 2H2O

Q: The flask contains 10.0 mL10.0 mL of HClHCl and a few drops of phenolphthalein indicator. The buret…

A: Given, The Volume of HCl = 10.0 mL. The molarity of HCl = x. The Volume of NaOH = 31.1 mL. The…

Q: A solution containing KCI (74.551 g/mol) is analyzed by the Mohr Method. A 0.8312-g sample is…

A: The volume of AgNO3 required by the sample is 27.99 mL The volume of titrant required to reach the…

Q: Standard Sodium Chloride Weighed mass of NaCl Purity of NaCl Molar concentration of NaCl using…

A: Molar concentration of NaCl :M = ​(m × p)/ ( V × Mw )​ where M is molarity, m is mass, p is purity,…

Q: What is the N of an HCl solution if 45.23 mL of it is required to titrate a 0.2505 sample of Na2CO3?

A:

Q: 1. A bottle containing an alkaline earth chloride was removed due to uncareful handling. The sample…

A:

Q: Suppose that 0.323 g of an unknown sulfate salt is dissolved in 50 mL of water. The solution is…

A: 1 mole Ba2+ ion react with 1 mole SO42- ion to form 1 mole BaSO4.Precipitation reaction is

Q: A 185.0 mL sample of 1.200 M Pb(NO₃)₂ is mixed with 99.50 mL of 1.500 M NaCl, and the PbCl₂…

A: The balanced chemical equation for the precipitation of lead (II) chloride can be written as:…

Q: A solution of HCl is prepared by an unknown dilution of concentrated HCl. It is standardized by…

A: #1: Three different samples of the unknown HCl solution are prepared and titrated using Na2CO3(s) as…

Q: of 0.1250 M H2SO4 is added to 100. mL of a solution of Pb(NO3)2, a precipitate of Pb O4 is then…

A: Given data set: 38 ml of 0.1250 M H2SO4 100 ml Pb(NO3)2 Molar mass of PbSO4 = 303 g The chemical…

Q: A 5.00 mL sample of 0.25 M HBr solution is titrated with 0.35 M NaOH. What volume of NaOH is…

A: We should equal equivalent of both acid and NaOH ion to volume of NaOH Equivalent =…

Q: An impure sample of potassium hydrogen phthalate (KHP) was titrated to determine the percent…

A: We will use stoichiometry of the reaction to get the answer.

Q: 2.10 g of an unknown metal bromide (MBr2, where M is the unknown metal) was treated with excess…

A: The reaction between a metal bromide (MBr2) and silver nitrate (AgNO3) results in the formation of…

Q: In a titration 40.0 mL of HCl is put in a flask with a few drops of phenolphthalein. A solution of…

A: Given, Molarity of HCl = 40.0 mL            Molarity of NaOH = 0.200 M            Volume of NaOH=…

Q: Suppose 0.347 grams of a solid monoprotic acid are titrated with 14.82 mL of 0.117 M NaOH.  What is…

A: The monoprotic acid reacts with sodium hydroxide as follows: HA  +  NaOH  →  NaA  +  H2O The…

Q: A tablet contains 0.5 g of magnesium hydroxide as the only basic ingredient . The tablet is analysed…

A:

Q: A 4.955-g sample of a petroleum product was burned in a tube furnace, and the SO₂ produced was…

A: The question is based on the concept of solutions.We need to determine concentration sulphur…

Q: A solution of oxalic acid dihydrate (H2C2O4 * 2H2O) with a known concentration of 0.400 M H2C2O4 *…

A:

Q: A solution of HCl is prepared for titration of unknown Na2CO3 samples, by standardization with pure…

A: Mass of Na2CO3 = 0.4453 g Molar mass of Na2CO3 = 105.99 g/mole Mole of Na2CO3 =…

Q: A3.00 mL bleach (NaOCI is the active ingredient) sample is mixed with potassium iodide and acid to…

A: Answer: b. 1.5 M

Q: In a precipitation titration of 46.00 mL of a chloride solution of unknown concentration, 31.00 mL…

A: In  precipitation titrations, the stoichiometric reaction is a reaction which produces in solution a…

Q: 3. A 0.4021-g sample of a purified organic acid was dissolved in water and titrated…

A: Given,Mass of pure organic acid = 0.4021 gVolume of NaOH solution = 18.62 mLConcentration of NaOH…

Q: 3a. (2)A student prepared a 0.0750 M NaOH solution for a titration experiment. If it took 25.52 ml…

A: Here in a titration 25.52 ml of NaOH aqueous solution is consumed at equivalent point when titrated…

Q: To 1.034 g of bay leaves oxalic acid (H2C2O4) is extracted with water. The solution of oxalic acid…

A:

Q: The flask contains 10.0 mL10.0 mL of HClHCl and a few drops of phenolphthalein indicator. The buret…

A: The expression of dilution law is shown below: M1V1 = M2V2 where; M1 = molarity of known solution V1…

Q: A 0.4550-g solid mixture containing CaCl2 is dissolved in water and treated with an excess of…

A: Given information,    0.4550-g solid mixture containing CaCl2 is dissolved in water and treated with…

Q: In the determination of Mass% NaOCI in Bleach Sample (Titration), does addition of water to the…

A: During the mass % determination of NaOCl in bleach sample, first NaOCl is converted to HOCl in…

Q: (3)) To adjust a NaOH solution, 0.1128 g H2C2O4 2H20 is weighed and dissolved in 25.0 mL of…

A: The given mass of oxalic acid dihydrate is 0.1128 g. The molar mass of oxalic acid dihydrate is…

Q: For the titration of an aqueous ammonia solution, NHylag), with an aqueous hydrobromic acid…

A: NH3 is a weak base and its kb value is very low that is about 1.8 x 10-5. When the titration of NH3…

Q: A solution of oxalic acid dihydrate (H₂C₂O₄･2H₂O) with a known concentration of 0.400 M H₂C₂O₄･2H₂O…

A: At equivalent point mole to stoichiometry is equal of both reactants

Q: Determine the pH at the equivalence point of a titration of 100.0 mL of 0.265 M CH₂NH₂ solution with…

A: Answer: Conjugate acid of weak base gets hydrolyzed in water and produces H3O+ ion and as CH3NH2 is…

Q: A 12.63 g sample of calcium ore was dissolved in HCl and gravimetrically analyzed, through the…

A: Solution - According to the question - Given - Mass of calcium ore = 12.63 g Mass of pure CaCO3 =…

Q: 1. A solution of HCIO, was standardized by dissolving 0.3745 g of primary standard grade HgO in the…

A:

Q: You are preparing standard acid and base solutions for the laboratory, using potassium hydrogen…

A: When solutions are prepared for particular for titrations, it order to confirm the concentration of…

Q: Part A A0.11 – mol sample of AgNO,(8) is dissolved in 1.00 L of 1.50 M NH3. How many grams of KI can…

A: Given: [AgNO3] = 0.11M [NH3] = 1.50M Ksp for AgI = 1.5 x 10-16

Q: Will KCIO precipitate when 20 mL of a 0.050 M solution of K is added to 80 mL of a 0.50 M solution…

A: Given data:Concentration of K+ ions = 0.050 M,Concentration of ClO4- ions = 0.50 M,Volume of K+ ions…

Q: Calculate the sulfur concentration in parts per million.

A:

Q: A 1.00 gram sample of anhydrous cerium sulfate was dissolved in water. Barium nitrate solution was…

A: A precipitation reaction is characterized by the formation of an insoluble solid when a cation and…

Q: A solution containing KCl (74.551 g/mol) is analyzed by the Mohr method. A 0.5863 g sample is…

A: Solutions                                 Given that A solution containing KCl (74.551 g/mol) is…

Q: Solid sodium carbonate is slowly added to 75.0 mL of a 0.0373 M cobalt(II) nitrate solution. The…

A: The concentration of carbonate ion required to just initiate precipitation is 2.68*10-9 M.

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.