A 0.4482 g sample of impure NaCN is titrated with 0.1018 M AgNO3 requiring 39.68 mL to reach the end point. Report the purity of the sample as %w/w NaCN.

Q: II. Von Weirm an ratio. Fill in the Blanks With the given conditions during precipitation, conclude…

A: van-Weirman ratio is expressed as: Relative supersaturation=Q-SS                  (1)where,Q:…

Q: 15.5 mL. of 0.200 M  magnesium sulfate  is mixed with 12.0 mL. of 0.0800 M aluminum sulfate…

A:

Q: What precipitate will form when 5 mL of saturated solution of KClO3 is added with 2 mL of saturated…

A: The reactants given are KClO3 and KCl.

Q: Titration of 0.2342 g of pure Na,C,O, (134.0 g/mol) required 33.45 ml of KMNO, solution according to…

A: We have to calculate the Molarity of KMno4 solution

Q: 10. A 0.514 gram sample of NażCO, (106.0 g/mol) was dissolved in distilled water in a 100.0 mi.…

A:

Q: 0.00247

A: Molarity of KMnO4 = 0.0010 M Volume of KMnO4 = 4.94 mL At equivalent point,  Geq. of KMnO4 = Geq. of…

Q: 12. A 0.5000-g sample that contains KCl and KI gives a precipitate of Aga and AgI that weighs 0.2818…

A:

Q: A silver nitrate soluti on contains 14.77 g of primary standard AGNO3 , in 1.00 L what volume of…

A: Given mass of AgNO3=14.77gvolume of Na2S=50.00 mLMolarity of NO2S=0.01808 M

Q: How many mL of 0.1200 M KSCN will be needed in the back titration after addition of 30 mL 0.110 M…

A: Given that -  Molarity of KSCN = 0.1200 M  Molarity of AgNO3 = 0.110 M  Volume of AgNO3 = 30 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: 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: 2. A 200 ml of 0.05 F hydrogen sulfide solution is added to 25 ml 1.5 F acetic acia solution.…

A:

Q: Direct titration: 10.00 ± 0.02 ml of an unknown KHP solution required 11.54 + 0.02 ml of 0.1010…

A: The concentration of an unknown KHP is calculated as shown below.…

Q: Solve correctly please. A 100 mL solution is prepared by weighing 1.50 g from the mixture of KI and…

A:

Q: Titration of 0.2342 g of pure Na,C,0, (134.0 g/mol) required 33.45 ml of KMNO, solution according to…

A: Given :- mass of Na2C2O4 = 0.2342 g   Molar mass of Na2C2O4 = 134.0 g/mol   Volume of KMnO4 solution…

Q: Which of the following statements about precipitation requirements is incorrect?*   a. The…

A: Here we have to choose a correct option about precipitation requirements-

Q: 4. A 0.1036-g sample containing only BaCl2 and NaCl is dissolved in 50 mL of distilled water.…

A: Given, Mass of sample = 0.1036 g Volume of water = 50 mL Concentration of AgNO3 solution = 0.07916 M…

Q: 3. Indirect analysis. A 0.6200-g sample that contains NaCl, NaBr, and impurities gives a precipitate…

A: Solution  -

Q: 3. Titration of an Antacid Antacid 2 Antacid 1 Alka Selter Tums Ca CD 3 79.20g 179.72g 1. Brand of…

A: A neutralization reaction is a chemical reaction in which an acid and a base react quantitatively to…

Q: tion Reaction: 2. Analysis of a Household Bleaching Agent a. Balanced Chemical Equation: b.…

A: As per rule, allowed to answer first question and post the remaining in the next submission.

Q: As solution was prepared by dissolving 5.76g of KCl.MgCl2.6H2O (277.85g/mol) in sufficient water to…

A: We have find out the answers.

Q: - After a certain amount is taken from a sample containing 5% (w/w) NaCl, it is dissolved by the…

A: For determination of amount that was taken from sample, initially the amount of unreacted AgNO3is…

Q: Titration of 0.2342 g of pure Na,C,0, (134.0 g/mol) required 33.45 ml of KMNO, solution according to…

A:

Q: A 1.067g sample of magnesium oxide of 84.736% were treated with 50mL of 1.017 N Sulfuric Acid, and a…

A: Given: mass of MgO = 1.067 g Volume of H2SO4 = 50 mL  Normality of H2SO4 = 1.017 N Volume of NaOH =…

Q: Solid aluminum hydroxide (Ksp = 1.3 x 10-33) is added to 3.50 mM Al(NO3)3 solution until the solid…

A: In this question we have to tell the molar solubility of Al(OH)3 in the solution.

Q: le is titrated wit

A: Let, KCI= a% and KI= b%. So, 0.50×a10074.55 ×143.32+0.50×b100166.00×234.77=0.2818…

Q: 84 mL of 0.060 M NaF is mixed with 28 mL of 0.15 M Sr(NO3)2. Calculate the concentration of Sr2+ in…

A: Ans :- Option (C) i.e. 0.015 M is the correct answer.Explanation :- No. of moles of F- = Molarity x…

Q: A 0.2585 gram amount of H₂C₂O4 is dissolved in approximately 100 mL of 0.5 M H₂SO4. A KMnO4 solution…

A: Given :-  Mass of H2C2O4 = 0.2585 g  Molarity of H2SO4 = 0.5 M  Volume of H2SO4 (approximately) =…

Q: a. Solid sodium hydroxide is slowly added to 125 mL of a 0.0475 M iron(II) acetate solution. The…

A: Solubility product of solution is defined as the product of maximum ionic concentration of ionic…

Q: For the determination of Ca in blood serum, 5 mL of a serum sample is taken and Ca2 + is…

A: First find out the moles of utilized KMnO4 . By reaction stoichiometry, find the number of oxalate…

Q: A titration process is done by using 0.2M of 20 ml of third analytical group main reagent solution…

A: Let V  volume is used when nitric acid is used . Nitric acid donate only one H+ ion and H2SO4 donate…

Q: In order to adjust the Potassium Permanganate solution, 0.0544g Na2C2O4 was taken and necessary…

A:

Q: a. What is the concentration of the titrant in Normality? b. What is the mEq of KOH in mg/gram? c.…

A: