Calculate the concentration of the Na2S2O3.

Q: In order to form Ba(IO3)2, 500 mL of 0.5000 M Ba(NO3)2 was mixed with 500 mL of 0.0500 M NaIO3.…

A: Given: Concentration of Ba(NO3)2 taken = 0.500 M Concentration of NaIO3 taken = 0.0500 M Volume of…

Q: Molarity of Na2S2O3 (stock solution).    0.100 M Volume of diluted bleach titrated (taken from the…

A: Density of commercial bleach solution = 1.08 g/mL

Q: Titration of the I, produced from 0.1857 gm of primary – standard kIO3 required 61.905 ml of sodium…

A:

Q: 3. An EDTA solution is standardized against high purity CaCO3 by dissolving 0.3982 g CaCO3 in…

A: Given data,Mass of CaCO3=0.3982gVolume of EDTA=38.26mLpH=10.0

Q: A blank titration requires 0.65 mL to reach the same end point. Report the %w/w KBr in the sample.

A: The reaction will be: KBr(aq) + AgNO₃(aq) → KNO₃(aq) + AgBr(s) From the reaction- 1 mole of KBr…

Q: Calculate the alkaline strength of pearl ash ( impure potassium carbonate) in terms of percent K2O…

A: Using the given date, Mass of Na2CO3 = 48.03×0.0053g Mass of KHC2O4 ·H2O = 2.02×0.02192g Mass of O…

Q: 1. Calculate the potential as a function of titrant volume when 50 mL of 0.100 M Fe* is titrated…

A: Given, Titration of 50mL 0.100M Fe2+ solution is done with 0.100M Ce4+ solution. Before the…

Q: Titration of the I2 produced from 0.1142g of primary standard KIO3 required 27.95 mL of sodium…

A: The mole of KIO3 is calculated as,

Q: Titration of the I2 produced from 0.1107 g of primary-standard KIO3 required 27.43 mL of sodium…

A: Given: Mass of KIO3 taken = 0.1107 g. Volume of Na2S2O3 required = 27.43 mL = 0.02743 L…

Q: What does it mean to standardize the KMnO4 solution? In the titration, which substance is reduced…

A: The questions are based on the concept of redox titrations. It involves titration of potassium…

Q: Molarity of Na2S2O3 (stock solution).    0.100 M Volume of diluted bleach titrated (taken from the…

A: Solution: For a given titration reaction the stoichiometric relation plays important role, as from…

Q: Determine the molar concentration of an EDTA solution of which 26.44 mL were required to titrate a…

A:

Q: A sample of 0.10 M CH3COOH(aq) of volume 25.0 cm3 is titrated with 0.10 M NaOH(aq). The Ka for…

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

Q: Determine the % w/w chloride in the sample. A 0.3285 g sample containing chloride and inert…

A: The % w/w chloride in the sample has to be given, Given : The mass of the solute is 0.3285 g. The…

Q: Chloride in a brine solution is determined by the Volhard method. A 10.00 mL aliquot of the solution…

A:

Q: A 100.0 mL100.0 mL solution containing 0.951 g0.951 g of maleic acid (MW=116.072 g/mol)(MW=116.072…

A:

Q: Titration of 0.2121 g of primary standard Na C,0, (133.999 g/mol) required 21.66 mL of KMnO,…

A: Given that:  Mass of Na2C2O4 = 0.2121g Molar mass of Na2C2O4 = 133.999g/mol Moles of Na2C2O4 =…

Q: Mass of KxFe(C2O4)y · zH2O : 5.60 g Mass of sample : 0.155 g Mass of FeCl3 used in preparation :…

A: Dissociation of the given complex is shown.

Q: Mass of NaOCl in commercial bleach titrated. ?

A: Moles help to calculate mass

Q: A student wanted to determine the amount of NaOCI in a commercial bleaching solution. He diluted 2 g…

A: Given that -  Volume of Na2S2O3 = 17 mL  Molarity of Na2S2O3 = 0.05 M  Volume of sample of bleach…

Q: A student titrated a 5.00-mL saturated borax sample at 15.7°C.  The titration reaction is as…

A: Given the titration reaction of borax: B4O5(OH)42–(aq) + 2 HCl(aq) + 3 H2O(l)  →  4 B(OH)3(aq) + 2…

Q: Exp: 5: A 0.8040 g an iron one is dissolved in acid. The iron is then reduced Fe2* and titrated with…

A: The titration involves the conversion of ferrous into ferric,

Q: Q2// (A) Calculate the number of meq. involved in a titration that required 15.4 ml of 0.3N KMNO4…

A: Given data; a) Normality of KMnO4 = 0.3 N ; Volume of KMnO4 = 15.4 mL b) Total Volume of EDTA added…

Q: a) What are the advantages and disadvantages of using potassium permanganate as a titrant?

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: A 100.0 mL solution containing 0.893 g of maleic acid (MW = 116.072 g/mol) is titrated with 0.327 M…

A: We have to find the pH of the given solution after adding KOH

Q: Given the titration reaction:  Tl3+ +  2Fe2+   «  Tl+  + 2Fe3+.  Tl3+ + 2e-  ↔  Tl+…

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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: Calculate the volume of 0.0602 M EDTA needed to titrate 11.63 mL of 0.0725 M Mg(NO3)2.

A:

Q: 50 mL of 0.01 M M²+ is titrated with 0.01 M EDTA. Calculate the value of KMy2- so that when 49.95 mL…

A: EDTA forms stable, watersoluble,1:1 complexes with most of the polyvalent metal ions irrespective of…

Q: Moles of OCl– in the diluted bleach titrated. ?

A: Iodine and hypochlorite play role in titration Moles of iodine play role in hypochlorite ions

Q: 23A 0.20 g sample of primary standard Na2C204 (134 g/mol) needed 37.22 mL of of KMNO4 solution to…

A: 1) Mass of Na2C2O4 = 0.2g Molar mass of Na2C2O4 = 134g/mol Volume  of KMnO4 = 37.22ml Molarity of…

Q: 1. How many ml of 0.30M solution of H2SO4 will react with 20ml of a 0.30M solution of NaOH?…

A: Given values: n1 = 2           M1= 0.30M V1 = ? n2= 1 V2= 20ml M2= 0.30M n1, M1 and V1 are the…

Q: A PO4* in 100 ml water sample is precipitated as A93PO4 by adding 100 ml 0.2 M AGNO3. Then excess…

A: The chemical equations are:                                                         Molarity of…

Q: Titration of I 2 produced from 0.1500 g of primary-standard-grade KIO 3 required 42.30 mL of sodium…

A: Answer is explained below.  Ans: The concentration of the Na2S2O3 is 0.099 M.

Q: Standard Sodium Chloride Weighed mass of NaCl g in 250.0 mL Purity of NaCl = 100.03 % Molar…

A: Concentration of solution refers to amount of solute present in a given amount of solution or…

Q: pls ans. asap The titration reaction:  2Ce4+ + 3I-  ⇌  2Ce3+  +  I3-  is an example of: a.…

A: In iodometric titration , Iodide ion is reacted with oxidizing agent

Q: The literature Ksp value for Mg(OH)2 is 1.8×10-11, (a) Calculate the theoretical [OH¯]in a saturated…

A: Given : Ksp of Mg(OH)2 = 1.8 X 10-11

Q: Calculate the alkaline strength of pearl ash (impure potassium carbonate) in terms of percent K2O…

A: Using the given date, Mass of Na2CO3 = 48.03×0.0053g Mass of KHC2O4 ·H2O = 2.02×0.02192g Mass of O…

Q: In which of the following aqueous solutions will the Mn(OH)2 be least soluble? Ksp = 2.0x10-13 A.…

A: Adding a common ion decreases the solubility of a component, also known as common ion affect.

Q: For the complexiometric titration of Ca2 + ions in the shell of the egg sample weighing 62,576 g,…

A:

Q: In order to form Ba(IO3)2, 500 mL of 0.5000 M Ba(NO3)2 was mixed with 500 mL of 0.0500 M NaIO3.…

A: Given: Concentration of Ba(NO3)2 taken = 0.500 M Concentration of NaIO3 taken = 0.500 M Volume of…

Q: 1)[CLO-6] Calculate the pMg in the reaction of 50 mL of 0.1 M Mg (buffered to pH 10) with 25 mL of…

A: GIVEN→ 1. Volume of Mg2+ = 50ml     Molarity of Mg2+ = 0.1M     Volume of EDTA =25 ml    Molarity of…

Q: 5. Titration of the I2 produced from 0.1142 g of primary-standard KIO3 required 27.95 mL of sodium…

A: Given: Mass of KIO3 = 0.1142 g Volume of Na2S2O3 = 27.95 mL Molar mass of I2 = 254 g/mol Molar…

Q: A sample of alfalfa meal weighing 2.0 g is  analyzed by Kjeldahl method for the  percentage of…

A: Kjeldahl analysis is used for the quantitative determination of N in protein and other samples.

Q: Chloride in a brine solution is determined by the Volhard method. A 10.00 mL aliquot of the solution…

A:

Q: How many millileters of 0.100M KI are needed to react with 40.00 ml of 0.0400 M Hg^2(NO3) if the…

A:

Q: 6.30 g sample containing tellerium is dissolved and 47 mL of 0.03 M K2Cr2O7 is added. After the…

A: The balanced equations are     3 TeO2 + Cr2O72–   + 8 H+ → 3 H2TeO4 + 2 Cr3+ + H2O   Cr2O72– + 6…