25,00 ml of H2C2O6 is titrated with a 0,3500 M NaOH solution. The chemical equation is H2C2O6 + 2 NaOH ---> Na2C2O6 + 2 H2O The equivalent foint is reached when 10,15 ml og NaOH is used from the burette.  What is the M of  the H2C2O6 solution?

Q: aria wants to determine the concentration of Calcium ions in water from their well. She used a 100.0…

A: Maria wants to determine the concentration of Calcium ions in water from their well. She used a…

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: A titrant solution of KMNO4 was standardized with 0.2g of Na2C2O4 amd consumed 27.75 mL to reach…

A: Given that, a titrant solution of KMnO4 was standardized with 0.2 g of sodium oxalate (Na2C2O4) and…

Q: 6. Calculate volume in ml of 0.200 M NAOH solution required to neutralize 1.858 g of primary…

A:

Q: A bottled carbonated mineral water (i.e. closed system) has a pH of 4.9 and an alkalinity of 4×10-³…

A:

Q: pt of H3O+ was introduced by Arrehenius. 2.All acids and bases have conjugates 3.Amphoterism is the…

A: State the statement is true or false 1.The concept of H3O+ was introduced by Arrhenius.  2.All acids…

Q: Approximately 6 mL of conc. perchloric acid ( 72% ) was transferred to a bottle and diluted with…

A: Molarity of a solution is defined as the number of moles of solute present in one litre of a…

Q: Express the concentration of acetic acid in both samples as % by mass of acetic per 100mL of…

A: A numerical problem based on quantitative analysis, which is to be accomplished.

Q: A student titrates 0.101mL of citric acid solution using the standardized 0.1M solution (use the…

A: The reaction taking place is  NaOH   +  H3C6H5O7 →  Na+ +   H2O  +   C6H5O73-  Balancing : Since we…

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: If 1.000 ml. of a solution of KMn04 is equiva- lent to 0.1000 millimole of NaCHO2 (sodium formate)…

A: Oxidation number : The number that depicts the amount or number of electrons lost or gained by an…

Q: The standardization of iodine solution was conducted using 10.0 mL of a standard 1.00 mg/mL ascorbic…

A: Molarity of ascorbic acid can be calculated using its given strength in mg/ml by dividing it with…

Q: A 25.0-mL aliquot of vinegar was diluted to 250 mL in a volumetric flask. Titration of 50.0-mL…

A: Assuming there are y moles of acetic acid in 25 mL vinegar. Hence after dilution, the moles of…

Q: A solution contains NaHCO3, Na2CO3, and NaOH, either alone or in permissible combination. Titration…

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: A chemist titrates 30.0 mL of a sample solution containing CI-(aq) ions with a 0.0489 mol/L…

A: The balanced reaction taking place is given as, Given : Concentration of KMnO4 = 0.0489 M Volume of…

Q: In a titration of 35.00mL of 0.737 M H2SO4 , ___mL of a 0.827 M KOH solution is required for…

A:

Q: 5.00 mL of 0.109 M benzoic acia (Ka = 6.5 X 10°) Is itrated with 0.134 M Sodium nydroxide. Wnat is…

A: Benzoic acid is weak acid. NaOH is strong base. Hence, salt will form.  Moles of NaOH =…

Q: A solution contains NaHCO₃, Na₂CO₃, and NaOH either alone or in permissible combination. Titration…

A: The solution contains NaHCO3, Na2CO3 and NaOH either alone or in permissible combination.

Q: Calculate the percentage CH3COOH in a sample of vinegar from the following data. Sample = 15.00 g,…

A: Given: The mass of the sample is 15.00 g. The volume of NaOH used for titration against acetic acid…

Q: In an acid base titration lab, a student determined that a NaOH solution was 0.1885 M. The student…

A: Given balanced equation involved in the titration: H2SO4 + 2NaOH → Na2SO4 + 2H2O The molarity of the…

Q: | NaOH IN 25x10³ Q3: In a carbonate mixture containing HCO, CO², and NaOH, either alone or…

A:

Q: For which salt should the aqueous solubility be most sensitive to pH? A) FeCl2 B) Fe(NO3)2 C) FeF2…

A:

Q: A Na2CO3 standard solution is prepared by transferring 2.4817 grams of primary standard-grade sodium…

A: Given that Standard solution prepared by dissolving 2.4817 g in 250 mL volumetric flask  molecular…

Q: Mass of NaOCl in commercial bleach titrated. ?

A: Moles help to calculate mass

Q: Calculate the mass of acetic acid in 100ml of both samples in vinegar. given: NaOH vs CH3COOH…

A: Given that, Volume of Vinegar taken for each titration V1 = 5.0 mL Concentration of acetic acid in…

Q: 100 ml of a sample water on titration with N/50 H 2 SO 4 required 9.8 ml of the acid to…

A: The point where the color change occurs in a system is known as the Endpoint. The indicator shows…

Q: .00 mL of a nitric acid solution of unknown concentration is pipetted into a 125-mL Erlenmeyer ask…

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

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: 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: The concentration of V²⁺ in a saturated solution of V₃W₂ is 1.18 x 10⁻7 mg/L. What is the Ksp of…

A: The given salt is V3W2. Write the expression of dissociation of salt.

Q: A solution containing sodium fluoride is mixed with a solution containing magnesium nitrate to form…

A: Given, concentration of NaF = 0.0080 M Concentration of Mg(NO3)2 = 0.070 M.

Q: A sodium hydroxide (NaOH) solution was standardized with KHP primary standard. The concentration was…

A: A neutralization reaction is one where an acid reacts with a base to form salt and water. The…

Q: which is tribasic(H3Y). 25cm^3 of lemon juice was diluted to 250cm^3. 25cm^3 of the solution was…

A: The question is based on the concept of solutions. we have to quantitatively estimate the citric…

Q: A mixture of NaOH (M.wt = 40) and Na2CO3 (M.wt = 106) is titrated with 0.3 M HCl, requiring 30 mL…

A: The equations of titration are : For the titration using phenolphthalein indicator,…

Q: Question 3

A:

Q: Calculate the molarity of AgCl in 0.102 M NaCl solution. The Ksp for Silver Chloride is: 1.83 x…

A:

Q: 50 ml of .2M KNO3 from 4.0 M stock solution

A: Given: Volume of KNO3 solution = 50 mL Molarity of KNO3 solution = 0.2 M Molarity of stock solution…

Q: A 100.0-mL sample of brackish water was made ammoniacal, and the sulfide it contained was titrated…

A: Answer: This question is based on stoichiometric calculation where moles of silver nitrate will be…

Q: 1)A bottle of concentrated aqueous sulfuric acid, labeled 95.00 wt% H2SO4, has a concentration of…

A:

Q: Calculate the volume in mL of 0.311 M KOH necessary to titrate 23.38mL of 0.342 M diprotic sulfuric…

A: When an acid reacts with a base it produces salt and water. Such reactions are known as acid-base…

Q: 1,Titrate 15.00 mL of 0.256 M KHP solution requires 20.75 mL of an unknown NaOH solution to reach…

A:

Q: In the titration of 25.00 mL of a water sample, it took 19.040 mL of 4.965x 10−3 M EDTA solution to…

A: The problem involves only simple steps of EDTA-Ca reaction. We can calculate the number of moles of…

Q: Wifey?: What is the Ksp for a compound with generic formula A3X2 if the concentration of X3- ions in…

A: Applying concept of Ksp  Ksp=[ 3A2+]3[2X3-]2

Q: Consider the titrimetric determination of acetic acid (60.05 g/mol) in vinegar. Titration of a 5.00…

A: when a base and an acid react it undergo neutralisation reaction to form salt and water

Q: 50 mL sample solution containing Na2CO3 and NaOH is titrated with 0.2 M HCl solution. Acid…

A: In the presence of a strong base (NaOH) in the mixture of Na2CO3 and NaOH, HCl first reacts with…

Q: A solution contains a mixture of Na2CO3 and NaHCO3. Titration of a 30.0 mL portion of the solution…

A: Reactions involved are: Na2CO3+HCl→NaHCO3+NaClNaHCO3+HCl→NaCl+H2CO3

Q: Calculate the KMnO4 concentration accordingly

A: Mass of Na2C2O4 = 0.0585 g Molar mass of Na2C2O4 = 134 g/mol At equivalent point,  Geq. of KMnO4 =…

Q: A titration of 50.00 mL of 0.1100 M Fe3+ with 0.07750 M Sn2+ is carried out. The analytical reaction…

A: Equivalance point is the point where all moles of one reactant is neutralized by another compound.…