In the determination of Mass% NaOCI in Bleach Sample (Titration), does addition of water to the sample affect the total volume of the titrant?

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: The percent nitrogen (N) in a protein sample can be determined by reacting the protein with sulfuric…

A:

Q: In the titration calculation, moles of KOH were calculated from the known molarity and measured…

A: Given : moles of succinic acid has been calculated in the procedure  To find : mass of Succinic acid…

Q: What are the acceptable levels of chloride in boiler water?

A: Chloride level is very important in boiler water. If level of chloride is high then  it corrode and…

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: Assuming that the uncertainty in the readings does not change, why is it not acceptable to base…

A: Reducing uncertainty in titration is important to determine the desired concentration or the…

Q: The magnesium content of a 100 ml sample of mineral water is analyzed. The Mg2+ in the sample…

A: PART-(a)•So finally according to question Mg+2 present as Mg2P2O7. •1 mole of Mg2P2O7  has 2 mole of…

Q: Give the importance of solubility in the practice of pharmacy

A: Solubility is the maximum amount of Substance or Solute that can dissolved in given fixed amount of…

Q: 1. A sample of pure sodium oxalate, Na,C2O4 , weighing 0.2856 g is dissolved in water, sulfuric acid…

A: This question is titration based question from redox chemistry where we will apply the concept of…

Q: (1) Careless Carlie weighed her KHP sample, but forgot to bring her report sheet along, so she…

A: (1)The relationship between mass, moles and molar mass of a substance is given by,

Q: In the standardization of HCl solution, a pale pink end-point using phenolphthalein indicator was…

A:

Q: A 1.000g sample of a mixture which contains only NaCl and KCl gave a precipitate of AgCl which…

A: When a mixture two soluble salts are mixed with a precipitating agent, the initial salts get…

Q: For an acid-base titration, the moles of the acid should be equal the moles of the base. 30 mL of…

A: The acid-base titration experiment was done using a known concentration of HCl solution placed in an…

Q: It is desired to neutralize a solution X that contains a mixture of potassium chromate and…

A: Equation for the reaction is

Q: The solubility product (Ksp) for Pb(OH)2 (s) is 2.5 x 10-16. What would be the quantity of…

A: KSP = SOLUBILITY PRODUCT KSP =[ Pb ]+2 [OH]-2

Q: 4. A student analyzed an antacid tablet from a bottle of 48 tablets purchased at a discount store…

A: "Since you have asked question with multiple subparts , we will solve the first three subparts…

Q: Calcium in a sample solution is determined by atomic absorption spectroscopy (AAS). A stock solution…

A: According to Beer's law, absorbance of a solution is directly proportional to its concentration.…

Q: What volume of a 0.186 molL−1 Na3PO4 solution is necessary to completely react with 91.9 mL of 0.103…

A: The balanced chemical equation between  Na3PO4  and  CuCl2 is given by2 Na3PO4  (aq) +  3 CuCl2…

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: The calcium in a 200 mL sample of water sample was determined by precipitating the cation as CaC2O4.…

A: Solution- The concentration of Ca that is present in water is to be determined in the units of ‘g’…

Q: Calculate the maximum solubility of calcium fluoride, CaF2 in g/L when in the presence of 0.077 M…

A:

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: A student àdds a small amount of phenolphthalein to an erlenmeyer flask, and it changes to pink when…

A: Given: A student adds a small amount of phenolphthalein to an erlenmeyer flask and it changes to…

Q: 10.Use the data in Table 1 to answer the following Table 1: Titration Data Volume of magnesium…

A:

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: A solution of sodium hydroxide is standardized against potassium hydrogen phthalate (molecular mass…

A: Given, Mass of KHP =0.7840 g Initial reading of burette=0.8400 mL Final reading of burette = 39.20…

Q: ample Mass of Original Mixture (g) Mass of Watch Glass (g) Mass of Filter Paper (g) Mass of…

A: The reagent that consumes completely in a chemical reaction is termed as the limiting agent. The…

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: The titration of 0.314 g of potassium hydrogen phthalate (KHP) requires 13.16 mL of a NaOH solution.…

A:

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

A: We have to predict the normality of acetic acid.

Q: A student weighs a sample of potassium hydrogen phthalate (KHP) to prepare a primary standard for a…

A: Given data,                 Mass of mixture = 4.678 g             Volume of solution = 100 mL…

Q: mL of a bleach (NaOCl) sample is diluted to 500 mL. An excessive amount of KI is added to the 20 mL…

A: We add excess  potassium iodide to  hypochlorite sample. oxidation reduction reaction takes place…

Q: e the % by mass of Fe to T

A: