0.634 g of commercial bleach solution required 13.24 ml. of 0.0732 M sodium thiosulfate(Na2S203) solution to react with the lodine produced. what is the percent by mass of chlorine in this bleach sample? (MM CI2=70.9 g/mol) O 21.7% O 5.42 % O 3.43 % O 10.84%

Q: What volume of 0.28 M H2SO4 can be prepared by diluting 113 mL of 5.9 M H,sO,? L

A: Intial concentration = M1 = 5.9 M  Intial volume = V1 = 113 mL  Final concentration = M1 = 0.28 M…

Q: Which of the following solution would have the highest conductivity? Please explain your answers.…

A: The conductivity of an aqueous solution depends upon the concentration of ions in the solution. The…

Q: A sample of salt water was collected weighing 112.09 grams.  After boiling for several minutes until…

A:

Q: Calculate the mass percent of solute in the following solutions. (a) 8.80 g of NaCl dissolved in…

A: The mass percent means % (w/w)  Mass percent can be calculate using following expression, Mass…

Q: Consider solutions prepared by (a) dissolving 8.00 mmol of NaOAc in 200 mL of 0.100 M HOAc. (b)…

A: Solution can resemble and can be different in their physical and chemical properties.

Q: Calculate the mass percent of 3.97 g KCl dissolved in 59.6 g H,O. mass percent: % Calculate the mass…

A:

Q: would be required to obtain 0.710 moles of Na⁺ ions?

A:

Q: What is the molarity of a solution prepared by diluting 25.0 mL of 0.412 M magnesium nitrate to a…

A:

Q: What is the total molar concentration of ions in 34.49mL of 0.2192M Ca3(PO4)?

A: NOTE : The formula of the salt given is incorrect. The correct formula of calcium phosphate salt is…

Q: Which of the following solution would have the highest conductivity? Please explain your answers.…

A:

Q: What is the mass/volume percent,%(w/v), of sucrose(C11H22O12) in a solution prepared by dissolving…

A: We are guven with, Mass of sucrose, w= 39.0 g    (given) Total volume of solution, v = 355 mL…

Q: What is the molarity of a solution made by dissolving 39.264 g of CoCl2 in water and diluting with…

A:

Q: (a) Describe how you would prepare 1.00 L of 0.120 M NaOH from a 1.20 M NaOH solution.

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Aqueous solution of NiCl2 with a concentration of 500 ppm, what is the molarity and normality of…

A: given : NiCl2 = 500 ppm molar mass of NiCl2 = 129.59 g/mol  500 ppm = 500 mg NiCl2 1000 mL…

Q: A silver nitrate solution contains 5.63 g of primary standard AgNO3 (MM = 169.87 g/mol) in 1.00 L.…

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

Q: f) What is the volume of concentrated HCl, 37 % by mass and 1.19 g dm3, required to make 5 L of a…

A: Given that we have to make 5 L of 6.0 mol dm-3 HCl solution. 6.0 mol dm-3 HCl solution=6.0 mol/L HCl…

Q: Calculate the concentration (molarity and ppm) of ammonia in The Original Solution.(MM of NHzis…

A:

Q: solution? How many grams of H2S(aq) are needed to make 5.00 L of a 0.125 M H,S(a0) 13.63g O 21.3 g…

A: Given :- Molarity (M) = 0.125 Volume = 5 L Mass of the H2S (aq) we have to find out Molarity = it is…

Q: Calculate the mass percent of solute in the following solutions. (a) 8.85 g of NaCl dissolved in…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: what volume in l of 1.6 m na3po4 would be required to obtain 0.60 moles of na+ ions?

A: The term number of moles has been defined as the ratio of mass to the molar mass of the given…

Q: What is the maximum volume of 0.25 M sodium hypochlorite solution (NAOCI; laundry bleach; MW= 74.44…

A:

Q: a) What is the molarity of a solution made by dissolving 10 moles of sucrose, C12H22O11, in 10L of…

A:

Q: Why is MgSO4 a 2:2 type of electrolyte?

A: Electrolytes :-  Substances which conduct electricity in aqueous solution due to the presence of…

Q: How many grams of Ca3(PO4)2 are dissolved in a 0.9 L solution with a concentration of 3.9 M?

A: Given Concentration of Ca3(PO4)2 = 3.9M Volume of solution taken = 0.9 L We need to determine the…

Q: What is the molarity of a solution made by dissolving 475 g of C12H22O11 (342.22 g/mol) in enough…

A: Given, mass of C12H22O11 = 475g Molar mass of C12H22O11 = 342.22 g/mol Volume of solution = 8500. mL…

Q: 1. How many grams of Magnesium hydroxide required dissolved to form a solution at 0.1 N. if the…

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Q: Below, writé the formula far the solid formed in Zn(CIO4)2 (aq) + K2CrO4 (aq) → ZnCrO4 (s) + 2 KCIO4…

A: Interpretation -  To write the formula for the solid formed in this given reaction -…

Q: What is the mass percent of solute for 7.6 grams of Na2SO4 dissolved in water to give 87.3 grams of…

A:

Q: Given: 0.35g NaCl, 0.25 g NaHCO3, 0.15 g KCl & 2 g C6H12O6 are present in 100 mL ORS solution (MW:…

A: The molar mass of NaCl is 58.44g/mol  The molar mass of NaHCO3 is 84.007g/mol  The molar mass of KCl…

Q: How many grams of methanol (CH3OH, FM 32.04) are contained in 0.100 L of 1.71 M aqueous methanol…

A: The number of moles of can be calculated from molarity and volume of the solution.Molarity:The…

Q: Calculate the salinity (as g/kg NaCl) of a table salt solution with density of 1.0513 g/L.

A: Given that -  Density of salt solution = 1.0513 g/L    Now, the salinity of the Salt Solution is the…

Q: A 15.0 g of Na2CO3 (106.0 g/mol) is dissolved in 75.0 mL of 0.300 M NaOH. What is the molarity of…

A: Mass of Na2CO3 used = 15 g Molar mass of Na2CO3 used = 106 g / mol

Q: 4. Calculate the molarity of a solution made by dissolving 35.1g of H2SO4 in enough water to form…

A: Molarity is defined as number of moles of solute per litre of solution.

Q: 1) 11. 3 g BaI2 is dissolved in 145.0 g of H2O. Calculate the percentage concentration (by mass) of…

A: Since you posted multiple questions, we only answered the first one   1) We have  Percent…

Q: What volume (in L) of 1.20 M FeCl2 would be required to obtain 0.780 moles of CI" ions?

A: The given data contains, Volume V1=600 MLMolarity M1=0.455MVolume V2=900 ml

Q: Describe how you would prepare 2.00 L of 0.150 M perchloric acid from a concentrated solution that…

A: Number of moles of solute = Molarity of solution x volume of solution in L % w/w concentration of…

Q: 2) A solution contains 5.4 grams of selenium in 250 kg of water. Calculate the concentration of…

A:

Q: A solution was prepared by dissolving 0.000245 Kg of Na2SO4 in water to give 500 ml. Calculate the…

A: Normality: It can be defined by saying the number of gram equivalents of the solute dissolved per…

Q: A 5.00g sample of hemoglobin requires 32.3 ml of a 0.002100 M solution of potassium permanganate.…

A:

Q: Calculate the molarity of a solution prepared by dissolving 6.24 g of Nal in enough water to prepare…

A: Molarity is used to express the concentration of the solution  It is the number of moles of solute…

Q: A 20.0 g of Na2CO3 (106.0 g/mol) is dissolved in 75.0 mL of 0.300 M NaOH. What is the molarity of…

A: The mass of Na2CO3 is = 20.0 g The volume of the solution is = 75.0 mL The molarity of NaOH is =…

Q: What is the concentration of a diluted solution of magnesium chlorite? The concentrated stock had a…

A: Initial concentration (stock solution), M1 = 1.40 M The initial volume, V1 =50.0 mL= 0.050 L Final…

Q: 2. Calculate the freezing point of a solution containing 10 g of CeH12O6 dissolved in 259 g water

A:

Q: Suppose each student in a laboratory prepares two aqueous solutions, Solution A and Solution B, then…

A: Interpretation: We have to predict the conductivity of these given solutions.

Q: Calculate the mass percent of solute in each solution. Calculate the mass percent of 3.97 g KCl…

A: Mass percent=mass of solutegmmass of solution gmx100a) Mass percent of KCL in H2O=3.97…

Q: A solution is prepared by dissolving NaBr in water. What is the mole fraction of NaBr in a solution…

A: Mole fraction of a substance= Number of moles of that substanceTotal number of moles

Q: How many grams of sucrose, C12H22O11 are required to prepare 2.50 L of solution whose concentration…

A: Molarity is one of the most important method to find out the concentration of a solution and is…

Q: What is the mass of sodium nitrate (NaNO3) that will dissolve in 60 g of water at 12°C? а. 80g b.…

A: The solubility of a given solute in a given solvent typically depends on temperature. Many salts…