325 mL of 0.100 M CaCl2 solution is treated with 0.150 M AgNO3 solution until precipitation is complete.

Q: When 38.0 mL of 0.1250 M H2SO4 is added to 100. mL of a solution of Pb(NO3)2, a precipitate of PbS04…

A: Given: Volume of H2SO4 = 38.0 mL Concentration of H2SO4 = 0.1250 M Volume of Pb(NO3)2 = 100.0 mL…

Q: Calculate the mass of Cu+in grams in a sample that requires 36.0 mL of 0.146 M KMnO4 solutions to…

A:

Q: ). A 12.5% (w/w) NiCl2 (129.61 g/mol) solution has a density of 1.149 g/mL. Calculate a) The molar…

A: The density and percentage can be used to calculate the molarity by using following relation - M =…

Q: Given the reaction:   3K2CO3 +2H3PO4(aq) → 2K3PO4(aq) +3CO2(g) +3H2O(l)   If it required 97.65 ml…

A: Given: The balanced reaction is 3K2CO3 +2H3PO4(aq) → 2K3PO4(aq) +3CO2 (g) +3H2O(l) Volume of H2PO4 ,…

Q: The zinc content of a 1.691.6 ore sample was determined by dissolving the ore in HCl, which reacts…

A: The mass percent is a means of showing a degree. Furthermore, it represents the component throughout…

Q: A10g sample of a substance of unknown molar mass requires 40 mL of standard solution for titration;…

A: Volume of the standard solution = 40 ml or 0.04 L Let the concentration (M) of the standard solution…

Q: 32.23 mL volume of 1.21 M Fe(NO3)3 is mixed with 45.4 mL of 0.75M Fe(NO3)3 solution. Calculate the…

A: Given, Note: 1000 mL = 1 L Solution -I Concentration of Fe(NO3)3 solution = 1.21 M = 1.21 mol/L…

Q: 15. The alcohol content in a 10.0 g sample of blood from a driver required 4.23 mL of 0.07654 M…

A: The alcohol content in a 10.0 g sample of blood from a driver required 4.23 mL of 0.07654 M K2Cr2O7…

Q: A 35.0 mL portion of 0.255 M nitric acid is added to 45.0 mL of 0.328 M Mg(NO3)2. What is the…

A: Given: Volume of nitric acid=35.0 mL Molarity of nitric acid=0.255 M Volume of Mg(NO3)2=0.328 M To…

Q: 66. The concentration of Mn2(aq) can be determined by titration with MnO4 (aq) in basic solution. A…

A: The steps involved in the balancing of a redox equation are:First, balance the number of electrons…

Q: A 0.4334 g sample of canned tuna was analyzed by the Kjeldahl method; 24.61 mL of 0.1180 M HCl were…

A:

Q: Use the equation below to calculate the following: 3Ca(NO3)2(aq) + 2Na3PO4(aq) --> Ca3(PO4)2(s) +…

A: (d) Given,             From the balanced equation 3 moles of Ca (NO3)2 reacts with 2 moles of…

Q: A 1.0 g sample of a substance of unknown molar mass requires 40 ml of standard solution for…

A:

Q: 0.300 g of a nitrogen-containing sample is analyzed by the Kjeldahl method and the released ammonia…

A: The Kjeldahl method is a method for the quantitative determination of nitrogen contained in organic…

Q: 47.8 mg of silver nitrate (AGNO3, 169.9 g/mol) was dissolved in water to make 10.00 mL of solution.…

A: Given information is as follows: The mass of silver nitrate = 47.8 mg = 47.8×10-3 g The volume of…

Q: An AGNO3 solution with NaCI equivalent of 5,972 mg / ml is used as a titrant in volumetric analysis.…

A: The question is based on concept of volumetric titration. It involves estimation of Chloride in the…

Q: What mass of silver chloride can be prepared by the reaction of 100.0 mL of 0.20 M silver nitrate…

A: Given: volume of AgNO3 = 100.0 mL = 0.1 L Concentration of AgNO3 = 0.20 M volume of CaCl2 = 100.0 mL…

Q: The density of acetic acid is 1.05 g/ml. * 10 ml of commercial vinegar was taken during titration…

A: Given: The density of acetic acid = 1.05 g/ml The volume of commercial vinegar taken = 10 ml The…

Q: 5. 2.6477 g of the reducing agent FeSO4 was titrated to the equivalence point with 17.25 mL of a…

A:

Q: A 0.5g sample of Silver nitrate was dissolved in 350 ml water was mixed with 0.25g potassium bromate…

A: Interpretation -  When A 0.5g sample of Silver nitrate was dissolved in 350 ml water was mixed with…

Q: 1. (10) The amount of protein in a sample of cheese can be determined by Kjeldahl analysis for…

A: Answer:- this question is answered by using the simple concept of stoichiometry which involves the…

Q: Part B: Sulfate. A 1.109 g sample of a material known to contain sulfate is dissolved and the…

A: A sample containing sulfate ion is precipitated with Pb(II) ions as PbSO4.The weight of the…

Q: What volume of 0.7777 M HNO3 is needed in order to produce 200 mL of 0.1550 M HNO3?

A:

Q: A solution was prepared by dissolving 435 mg of K3Fe(CN)6 in enough water to give 945 mL of…

A: As the question contains multiple sub-parts so only the first three are solved in this solution. If…

Q: If a 1.25 g sample of magnesium oxide (98.9%) were titrated with 70 ml of 104 N of sulfuric acid…

A:

Q: 1.3562 g of table salt was taken and dissolved in 250 mL of water. Calculate the % chloride amount…

A: The balanced equation for the reaction between NaCl and AgNO3 is   NaCl (aq) + AgNO3 (aq)…

Q: A 0.917-g sample of canned tuna was analyzed by the Kjeldahl method. A volume of 20.59 mL of 0.1249…

A:

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

A:

Q: 2.413 g sample contains Na2CO3, NaHCO3 and inert material. This sample was solved in water and…

A:

Q: A 1.2516 gram sample of a mixture of CaCO3 and Na2SO4 was analyzed by dissolving the sample and…

A: A 1.2516 gram sample of a mixture of CaCO3 and Na2SO4 was analysed by dissolving the sample and…

Q: 2.23 gr sample taken from a bleaching powder is dissolved and completed to 250 ml. Taken from here…

A: Answer:- This question is answered by using the simple concept of stoichiometry using balanced…

Q: 27.9 mL of a 1.25 M solution of CaCl2(aq) is reacted with 125.0 mL of 0.17M solution of Na3PO4(aq)…

A: We have 27.9 mL of a 1.25 M solution of CaCl2, and 125.0 mL of 0.17M solution of Na3PO4. We have to…

Q: How many grams of Ag2CO3 will precipitate when excess Na2CO3 solution is added to 41.0 mL of 0.744 M…

A:

Q: 2.413 g sample contains Na2CO3, NaHCO3 and inert material. This sample was solved in water and…

A: When a solution mixture of Na2CO3 and NaHCO3 are titrated against HCl solution using…

Q: volume of this solution

A:

Q: weight of Mn ore

A:

Q: What minimum mass of iron (II) nitrate must be added to 10.0 of a 0.0699 M phosphate solution in…

A: The given reaction is shown below.

Q: 17.) How many grams of KBr are required to make 350. mL of a 0.115 M KBr solution? A) 0.338 g B)…

A: The molarity of a solution is the number of moles of solute that is dissolved in a litre of volume…

Q: A 1.50 g sample of KCl is dissolved in 36.0 mL of water. The resulting solution is then added to…

A:

Q: A 0.1500 g of salt sample was analyzed for percent chloride (35.45 g/mol) content. The titration of…

A: Concentration (Molarity) of solution can be calculated using the formula, Molarity = Moles of…

Q: How many grams of PbBr2 will precipitate when excess MnBr2 solution is added to 46.0 mL of 0.692 M…

A: The given reaction is shown below: Pb(NO3)2(aq) + MnBr2(aq) --------> PbBr2(s) + Mn(NO3)2(aq)

Q: A silver nitrate solution contains 6.57 g of primary standard AgNO, (MM = 169.87 g/mol) in 1.00 L.…

A: Mass of NaCl = 0.0217 g  Molar mass of NaCl = 58.44 g/mol   No. of moles of NaCl  =  mass / molar…

Q: A solution was prepared by dissolving 5.76 g of KCI .MgCl2. 6H2O (277.761 g/mol) in sufficient water…

A: GivenAmount of KCl.MgCl2.6H2O = 5.76 gMolar Mass of KCl.MgCl2.6H2O = 277.761 g/molVolume of solution…

Q: Determine the concentration of 7.13 g zinc nitrate (MW = 189.4 g/mol) dissolved in 200.0 mL…

A: Ans. Molecular weight of  zinc nitrate Zn(NO3)2 = 189.4g/mol       mole in 7.13 gm of Zn(NO3)2 =…

Q: A mixture containing only KCl (74.55 g/mol) & NaBr (102.89 g/mol) was analyzed by the Mohr method. A…

A: Chloride ion concentration of an unknown sample can be calculated using Mohr method.  In Mohr…

Q: What volume of 0.100 M Na3PO4  is required to precipitate all the lead(II) ions from 400.0 mL of…

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 mixture containing only KCl (74.55 g/mol) & NaBr (102.89 g/mol) was analyzed by the Mohr method. A…

A: Chloride ion concentration of an unknown sample can be calculated using Mohr method.  Mohr method is…

Q: silver nitrate solution contains 7.053 of primary standard AgNO3 in 500.0 mL . What volume of this…

A: Balanced chemical equation along with the required calculations have been given in the following…

Q: In one experiment, 0.2480 g sample of CaCO3 was dissolved in an acidic solution. The calcium was…

A: Given data,Mass of sample=0.2480gMass of CaC2O4.H2O=0.3084g