0.3043 g of pure KHP was weighed out and titrated to an end point with 15.12 mL of a NaOH solution that was approximately 0.1 M. What is the exact concentration of the NaOH titrant?

Q: A 1.000-g sample containing K2C2O4 (166.21 g/mol) is titrated with 40.00 mL of .0200 M KMNO4 in:…

A: Given 1g sample has K2C2O4 titrated with potassium permanganate, we have to find normality of…

Q: Titration of a 20.0 mL sample of acid rain required 1.7 mL of 0.0811 M NaOH to reach the end point.…

A: Molarity is defined as moles of solute present per liter kf a solution. molarity=moles of…

Q: A 0.5123g sample (molar mass 204.23g/mol) of KHP was dissolved in about 25 mL of distilled water and…

A: Potassium hydrogen phthalate, KHP reacts with sodium hydroxide, NaOH as below.As per the…

Q: What is the concentration of NaCl in a solution if titration of 50.00 mL of the solution with 0.1500…

A:

Q: A 1.775 g-aqueous suspension containing Al(OH)3(s) (and water!) was titrated with a solution…

A: Since you have asked a question with multiple subparts, we will answer only first three subparts for…

Q: Given the mole ratio of HCl to NaOH is 1:1 in the balanced acid base reaction A 15.52mL sample of…

A: HCl   +   NaOH   →   NaCl   +  H2OMolarity of NaOH = 0.976 MVolume of NaOH = 32.08 mL = 0.03208 L

Q: what is the standardized concentration of NaOH?

A: We are given mass KHP is 0.550 g  To neutralize it, volume of NaOH used is 33.0mL  We have to find…

Q: The amount of hydrogen peroxide (H2O2) in a sample of hair bleach was determined by titration with a…

A: Since, Number of moles= Concentration× Volume

Q: What mass of Naz CrO4 is required to precipitate all of the silver ions from 45.0 mL of a 0.600 M…

A: Given : Concentration of AgNO3 = 0.600 M Volume of AgNO3 solution = 45.0 mL = 0.045 L…

Q: Example: Titration of o.2121 g of pure Na CO, (134.00 g/mol) required 43-31 mL of KMNO What is the…

A:

Q: 3. A sample weighing 640 mg is comprised of 12 % KCI, 8.71 % CaCl,, and inert material. What weight…

A: AgCl can be precipitated from the solution containing ionic chloride compounds. Here in this…

Q: What is the percentage of KHP in this sample?

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: Titration of a 20.0-mL sample of acid rain required 1.7 mL of 0.0811MNaOH to reach the end point. If…

A: As per the question, assuming that the acidity of the rain is due to the presence of sulfuric acid…

Q: The mass of HgBr2 precipitated when 15.00 mL of 0.337 M Hg(NO3)2 solution is added to excess KBr…

A: Given, Concentration of Hg(NO3)2 solution = 0.337 M = 0.337 mol/L Volume of Hg(NO3)2 solution =…

Q: What volume of 0.171 M KOH,0.171 M KOH, ?,V, can be neutralized with 58.5 mL58.5 mL of 1.21 M HNO3?…

A:

Q: Titration of a 10.0 mL sample of acid rain required 2.1 mL of 0.0824 M KOH to reach the end point.…

A: Given: Volume of sample is 10 mL. Volume of base is 2.1 mL. Molarity of base solution is 0.0824 M.…

Q: Titration of a 20.00 mL sample of acid rain required 4.13 mL of 0.08424 M KOH to reach the end…

A: The given reaction is, H2SO4- + 2KOH -----> K2SO4 + 2H2O This means that 2 moles of KOH is…

Q: Suppose that 4 g of solid Fe2O3 is added to 25 mL of 0.5 M HClsolution.   What mass of Fe2O3 will…

A: Reaction of Fe2O3 with HCl take place as  Fe2O3  + 6HCl  ----->  2FeCl3   + 3H2O Given mass of…

Q: The equivalence point for the titration of a 25.00-mL sample of CsOH solution with 0.1062 M HNO3 is…

A: Given,

Q: 5 ml of substance (A) is titrated with 38 ml of 0.1 M of substance (B). if the legal minimum percent…

A: Volume of A = 5 mlVolume of B = 35 mlMolarity of B = 0.1 Mdensity of A = 19/mlMo.wt of A = 61…

Q: A sample of KHP, KHC3H&O4, weighing 2.035 g is titrated with NAOH and backtitrated with HCl. NaOH…

A: Potassium hydrogen phthalate, most commonly called KHP, is an acidic salt having the molecular…

Q: An aqueous solution of hydroiodic acid is standardized by titration with a 0.139 M solution of…

A:

Q: The titration of 0.9297 g of KHP (molar mass=204.227 g/mol) requires 41.02 mL of NaOH solution, What…

A: Given: Mass of KHP = 0.9297 g Volume of NaOH = 41.02 mL Molar mass of KHP = 204.227 g/mol

Q: A 5.0 g impure sample of sodium carbonate was titrated with an acid. The sample utilized 31.55 ml of…

A: The relationship between normality and molarity of a substance follows: Normality = n × Molarity…

Q: What volume of 0.165 M Na3PO4 solution is necessary to completely react with 88.6 mL of 0.106 M…

A: Given balanced chemical equation is 2Na3PO4 (aq) + 3CuCl2(aq) →Cu3(PO4)2(s) + 6 NaCl(aq)…

Q: A dried sample of commercial salt was prepared by a coning and quartering. A 0.837-g sample of the…

A:

Q: if 25.0ml of 0.104 m bacl solutions is pipetted into 100. ml volumetric flask and water added to the…

A: Given data => Intial volume = 25mL = V1 Intial concentration = 0.104m = M1 Final volume = 100mL =…

Q: A 280.5 mg sample containing only Pb3O4and inert matter gives a precipitate of PbSO4 weighing 381.5…

A: Given as The sample contains Pb3O4 as 280.5 mg The precipitate of PbSO4 weighing 381.5 mg The purity…

Q: A sample of solid Ca(OH), was stirred in water at a certain temperature until the solution contained…

A:

Q: during a titration, 120.0 ml of 0.197 M aqueous sulfuric acid was required to exactly neutralize…

A:

Q: What volume of 0.416 M mg(no3)2 should be added to 255ml of 0.102M KNO3 to produce a solution with a…

A: Given, Concentration of Mg(NO3)2 = 0.416M. Volume of KNO3 = 255mL. Concentration of KNO3 = 0.102M.…

Q: A sample of solid Mg(OH)2 was stirred in water at a certain temperature until the solution contained…

A: HClO4 is a strong acid, it reacts with magnesium hydroxide Mg(OH)2 , this is an acid base reaction.…

Q: A 6.50-g sample of a diprotic acid requires 137.5 mL of a 0.750 M NaOH solution for complete…

A: Given details, The balanced chemical equation, AH2 + 2NaOH ---> Na2A + 2H2O Mass of diprotic…

Q: 50. The purity of sodium oxalate Na₂C₂O4 (134.00 g/mol) is determined by titrating with a standard…

A: Titration reaction is common quantitative lab method which used to determine the concentration of…

Q: 2. What is the N of an HCl solution if 25.03 mL of it requires 29.07 mL of 0.1025 N NaOH for…

A: The dilution law is shown below: N1V1 = N2V2 Where; N1 = normality of known solution V1 = volume of…

Q: 5 ml of substance (A) is titrated with 38 ml of 0.1 M of substance (B). if the legal minimum percent…

A: Molarity of substance A can be calculated using the relation: M1V1=M2V2 from molarity, moles of A…

Q: What is the concentration of NaCl in a solution if titration of 50.00 mL of the solution with 0.1500…

A:

Q: A 0.1824-g sample of an acid is titrated with 0.3090N sodium hydroxide, and 9.256 mL is required to…

A: The solution is given below:

Q: A 4.277-g sample of Alz(SO4)a was dissolved in distilled water to make a total volume of 250.0 mL of…

A: Answer :- Molar Concentration of sulfate SO42- ion in solution B = 0.015 M…

Q: A volume of 10.0 mL of a 0.00350 M solution of Cl– ions are reacted with 0.500 M solution of AgNO3.…

A: Molarity (M) :-  The number of moles of solute dissolved in one litre of solution is defined as…

Q: A 25.0mL acetic acid sample was titrated using exactly 69.72 mL of a 0.30M sodium hydroxide solution…

A: Given reaction is- CH3COOH(aq) + NaOH(aq) → CH3COONa(aq) + H2O(l) i.e- 1 mole of  CH3COOH reacts…

Q: A solution was made by adding water to 0.293 g of H2ZH2Z until the volume totaled 25.00 mL.…

A: The chemical reaction taking place: H2Z(aq) + 2NaOH(aq) → Na2Z(aq) + 2H2O(l) The given information…

Q: What volume of 0.100 M Na3PO4 is required to precipitate all the lead(II) ions from 350.0 mL of…

A: First the balanced equation for reaction is determined. First, number of moles present in 350mL is…

Q: 2 What volume of 0.248 M CaCl2 must be added to 335mL of 0.186 M KCI to produce a solution with a…

A: The final concentration of the substance in the solution can be expressed as the ratio of the total…

Q: A solution of NaCl(aq) is added slowly to a solution of lead nitrate, Pb(NO,),(aq), until no further…

A: Molarity (M) :-  The number of moles of solute dissolved in one litre of solution is defined as…

Q: 6. The purity of a sample of sodium oxalate, Na2C2O4, is determined by titrating with a standard…

A:

Q: If 10. g of AgNO3 is available, what volume of 0.35 M AgNO3solution can be prepared?

A: Given, 10. g of AgNO3

Q: A solution is prepared by adding 2.0 g of solid CaBr2 and 1.55g of NaBr to 100.ml of 0.15 M AlBr3.…

A: Given, A solution is prepared by adding 2.0 g of solid CaBr2 and 1.55g of NaBr to 100.ml of 0.15 M…