4.5 A 25.00 mL aliquot of NaHCO3 solution was titrated and neutralised with 23.51 mL of 0.05835 M H2SO4. Calculate the mass of NaHCO3 that was used to prepare 250.00 mL of NaHCO3 stock solution.

Q: A portion of aluminum metal (4.50 grams) is dissolved in 200 mL of Potassium hydroxide solution. How…

A: In this question, aluminium metal is dissolved in potassium hydroxide solution to form alum…

Q: A dietary iron supplement consist of tablets containing the metal in the form of ferrous ions…

A: The balanced reaction taking place is given as, => 2 KMnO4 + 8 H2SO4 + 10 FeSO4 -------> K2SO4…

Q: Suppose you are titrating a solid mixture containing KHP (molar mass=204.2 g/mol) and a salt…

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Q: The quantity of antimony in a sample can be determined by an oxidation-reduction titration with an…

A: Given: Mass of stibnite= 9.53g Concentration of KBrO3=0.125M Volume of KBrO3=43.3 mL

Q: A 2.00g sample of limestone was dissolved in hydrochloric acid and all the calcium present in the…

A: Ca2+ + C2O42- ----CaC2O4

Q: A 18.2 ml sample of vinegar (dilute acetic acid, CH3COOH) is titrated and found to react with 91.2…

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Q: A student mixed 100.00 mL of Ba(OH):(aq) (unknown molarity) with 500.00 mL of 0.0200 M NaOH(aq) in a…

A: Given that a student mixed 100.00 mL of BaOH2 with 500.00 mL of 0.0200 M NaOH in a conical flask to…

Q: In the following acid-base neutralization, 1.68 g of the solid acid HC6H5O (94.12 g/mol) neutralized…

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Q: A student was tasked to neutralize 25.8 mL solution of 0.379 M H2SO4 (98.079 g/mol) using 0.562 M…

A: Given-> Volume of H2SO4 = 25.8 ml  Molarity of H2SO4 = 0.379 M Molar mass of H2SO4 = 98.079…

Q: Mass of H2C2O4•2H2O = 1.3245 grams  Molar Mass of H2C2O4•2H2O = 126.07 Volume of H2C2O4•2H2O…

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Q: How many litres of 0.500 M HCl(aq) are needed to react completely with 0.100 mol of Pb(NO3)2(aq),…

A: The balanced equation for the reaction between lead nitrate and HCl is shown below:

Q: What volume of 0.260 M Na2S solution is required to completely react with 40.00 ml of a 0.315 M…

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: You have 250. ml of 0.136 M CUSO4. Using a volumetric pipet, you take 25.00 ml of that solution and…

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Q: A student wishes to determine the mass percentage of barium in a 2.016g sample. The student…

A: Given : Mass of sample = 2.016g Molarity of H2SO4 = 0.20M Volume of H2SO4 = 20ml

Q: A solution of NaCl(aq) is added slowly to a solution of lead nitrate, Pb(NO3)2(aq) , until no…

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Q: Calculate the molarity of a KNO, solution prepared by adding 10.1103 g KNO, in a 250 mL volumetric…

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Q: Question 5

A: The molarity of nitrate ion can be calculated by first calculating the moles of nitrate present in…

Q: Consider the following precipitation reaction: 2Na3PO4(aq)+3CuCl2(aq)→ Cu3(PO4)2(s)+6NaCl(aq) What…

A: The precipitation reaction is given below.

Q: 10.00 mL of 5.07 M H2SO4 is pipetted into an Erlenmeyer flask in preparation for a titration. How…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: A sample of USP-grade citric acid (H3C6H5O7, three titratable protons) is analyzed by titrating with…

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

Q: A dietary iron supplement consist of tablets containing the metal in the form of ferrous ions…

A: Given: Molarity of KMnO4 = 0.200M Volume of KMnO4 = 6.23ml To determine: Percentage of iron in the…

Q: A titration of a 0.7879g sample potassium hydrogen phthalate, KHP (GFW= 204.23g/mole), required…

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Q: 22. What volume of 0.246 M HNO3 solution is required to react completely with 38.6 mL of 0.0515 M…

A: Determine volume of HNO3 Given Molarity of Ba(OH)2 = 0.515 M Molarity of HNO3 = 0.246 M Volume of…

Q: A solution of NaCl(aq) is added slowly to a solution of lead nitrate, Pb(NO3)2(aq), until no further…

A:

Q: artaric acid, H2C4H4O6, is a diprotic acid that naturally occurs in the production of apple wine.…

A: Given data,Total volume of wine sample=50mLVolume of NaOH used for…

Q: 25 ml sample of H3PO4, requires 31.15 mL of 0.242N KOH for its titration. What is the normality of…

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Q: What volume (in L) of 0.246 M HNO3 solution is required to react completely with 38.6 mL of 0.0515 M…

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Q: 6 ml of concentrated HCl acid solution was diluted to 180 mL. Then 65 mL sample of the diluted…

A: The volume of the concentrated HCl solution taken = 6 mL The volume of the diluted HCl solution =…

Q: A 1.4350-gram of KHP (actual formula = KHC8H4O4; molar mass = 204.22 g/mol) was dissolved in 50.00…

A: We have given that KHC8H4O4(aq)  +  NaOH(aq) →   NaKC8H4O4(aq)  +  H2O(l) Mass of KHP = 1.4350g…

Q: Consider the reaction: Li2S(aq) + Co(NO3)2(aq) →  2 LiNO3(aq) + CoS(s) What volume (in mL) of a…

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Q: The Ca in a 200.0-mL sample of natural water was determined by precipitating the cation as CaC,O4…

A: Mass of empty crucible ( A )= 26.6002 g  Mass of crucible + CaO ( B) = 26.7134 g    Mass of CaO =  B…

Q: 200. mL of 2.50 M H2SO4 is added to 300. mL of 4.00 M H2SO4. Assuming that the volumes are additive,…

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Q: An experiment was carried out as follows: 1.5766 g of an ammonium salt was placed in a beaker and 60…

A: The ratio of moles of solute to the volume of solution in liters is known as molarity.

Q: A 0.879 g sample of a CaCl2·2H2O/K2C2O4·H2O solid salt mixture is dissolved in ~100mL of deionized…

A: Given:Mass of CaCl2.2H2O +mass of K2C2O4·H2O = 0.879 g.Mass of CaC2O4 = 0.284 g.Volume of water =…

Q: The quantity of antimony in a sample can be determined by an oxidation–reduction titration with an…

A: Given data: Mass of stibnite sample = 7.79 g, Concentration of KBrO3 solution = 0.120 M, Volume of…

Q: 252 mL of 3.00 M H2SO4(aq) are added to 1.50 L of 0.500 M H2SO4(aq). What is the concentration of…

A: Concentration in terms molarity of is defined as the number of moles of solute present in per litre…

Q: A 0.0200 M aqueous solution of sodium sulfate solution was prepared in a 50.00-mL volumetric flask.…

A: On dilution number of moles remain same so we can write  M1V1= M2V2  M1 ,V1 are molarity and volume…

Q: A solution of NaCl (aq) is added slowly to a solution of lead nitrate, Pb(NO3)2 (aq) until no…

A: NaCl is being added in the Pb(NO3)2 till no further precipitate is formed. Hence all the Pb2+…

Q: 1. For the reaction of 0.150 grams Na2CO3 +5 mL of 1.0 M HCI a. What is the limiting reactant? b.…

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Q: The German company Surig sells Essigessenz, which is reported to be 30% acetic acid by mass vinegar.…

A: Mass of the vinegar sample taken for titration = 10.261 g  Molarity of NaOH taken for titration =…

Q: Ammonia (NH3,NH3, MM 17.031 g/mol) and hypobromite (OBr−)OBr−) react according to the following…

A: The balanced reaction taking place is given as, => 2 NH3 + 3 OBr- -------> N2 + 3 Br- + 3 H2O…

Q: A solution of NaCl(aq) is added slowly to a solution of lead nitrate, Pb(NO3)2(aq), until no further…

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

Q: McQuarrie • Rock Galloyly A 0.3146 g sample of a mixture of NaCI(s) and KBr(s) was dissolved in…

A: It is given that 0.3146 g of a mixture of NaCl and KBr is dissolved in water, and 37.4 mL of 0.08765…

Q: A 1.4350-gram of KHP (actual formula = KHC8H4O4; molar mass = 204.22 g/mol) was dissolved in 50.00…

A: Since, equal no. of moles of KHP and NaOH are required according to chemical equation so, we can…

Q: What volume of 0.416M Mg(NO3)2 should be added to 255 mL of 0.102 M KNO3 to produce a solution with…

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Q: An experiment was carried out as follows: 1.5766 g of an ammonium salt was placed in a beaker and 60…

A: Given % of NH4+ in the salt = 37.5 % Therefore 1.5766 g salt contain 1.5766 × (37.5/100) = 0.5912 g…

Q: You prepare the analyte from 0.507 g of the  KHPKHP  mixture. You then require 11.35 mL of 0.101 M…

A: