Given the reaction:   3K2CO3 +2H3PO4(aq) → 2K3PO4(aq) +3CO2(g) +3H2O(l)   If it required 97.65 ml of H3PO4 solution, with an unknown concentration,  to completely react with 0.7724 g of  pure K2CO3 Determine the concentration in Molarity (M) of the H3PO4 solution used in the reaction (This is a titration problem)

Q: To measure the concentration of an aqueous solution of H₂O₂, an analytical chemist adds strong acid…

A: According to the question we have, A balanced chemical equation, 6H+(aq) + 5H2O2(aq) + 2MnO4- (aq) →…

Q: Calculate the concentration of KIO3(aq) present at the beginning of a reaction when 4.00 mL of 0.020…

A: Molarity of KIO3 = 0.020 M Volume of KIO3 = 4 mL

Q: 1.813 g C4H4O4 is dissolved in H20 and titrated with NaOH. 24.9 mL of a NaOH solution were required…

A: Given Mass of C4H4O4 = 1.813 g Volume of NaOH = 24.9 ml

Q: The chemical stockroom is supplied with the following stock solutions: 0.100 M HCl, 0.0200 M NaOH,…

A: The concentration of each solution is as follows: HCl = 0.1 M NaOH = 0.02 M KOH = 0.05 M HBr = 10 %…

Q: A 18.6 ml sample of vinegar (dilute acetic acid, CH3COOH) is titrated and found to react with 99.5…

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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: According to the reaction below, how many grams of precipitate will be produced from12.39 mL of…

A: The balanced chemical equation is as given below:-  3CaCl2(aq)   +   2Na3PO4(aq)   -------->…

Q: What mass of Mg, in g, is required to react with 59.4 mL of 0.309 M AgNO3 solution? Mg(s) +…

A: The question is based on quantitative analysis. we need to calculate mass of magnesium required to…

Q: The concentration of Fe2+ in a solution is determined by titrating it with a 0.1683 M dichromate…

A: Recall the balanced net ionic equation,                                    Cr2O72- aq + 6 Fe2+ aq…

Q: Redox titrations are used to determine the amounts of oxidizing and reducing agents in solution. For…

A: Given, Volume of 1.68 (M) of KMnO4 required for titration = 14.3 mL = 0.0143 L

Q: How many grams of Ag2CO3 will precipitate when excess (NH4)2CO3 solution is added to 44.0 mL of…

A: The balanced reaction involved is 2AgNO3 (aq) + (NH4)2CO3 (aq) ----> Ag2CO3 (s) + 2NH4NO3 (aq)…

Q: 2 The active agent in many hair bleaches is hydrogen peroxide. The amount of H₂O2 in 13.7-g of hair…

A: given, amount of hair bleach = 13.7 g For KMnO4 molarity = 0.174 M volume = 48.9 mL

Q: u know ou looking fo ance do you

A: As per rule, allowed to answer first question and pot the remaining in the next submission.

Q: what quantity in moles of precipitate will be formed when 82.0 mL of 2.00 M Nal is reacted with…

A: Given that : The volume of NaI = 82.0 mL The molarity of NaI = 2.00 M The volume of Pb(NO3)2 = 100.0…

Q: In a titration experiment, 15.75 mL of a 0.237 M NaOH solution was used to reach the end point of a…

A: The reaction taking place is given as, => HNO3 (aq) + NaOH (aq) -----------> NaNO3 (aq) + H2O…

Q: How many grams of Ag2CO3 will precipitate when excess Na2CO3 solution is added to 45.0 mL of 0.538M…

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Q: Calculate the number of mmoles of the excess reactant remaining in solution when mixing 125.6 mL of…

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Q: The titration of 25.00 mL of an unknown concentration of H2SO4 solution requires 44.58 mL of 0.42 M…

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Q: To measure the amount of iron in a certain type of iron ore, an analytical chemist dissolves a 41.00…

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Q: The metal content of iron in ores can be determined by a redox procedure in which the sample is…

A: To calculate the mass percent of Fe , we would use following steps :  i.) First Calculate the moles…

Q: How many moles of precipitate will be formed when 50.0 ml of 0.300 M AgNO3 (aq) +Cal2 (aq) =2Agl (s)…

A: The given equation is as follows. AgNO3aq+CaI2aq→2AgIs+CaNO32Reactant…

Q: Calcium levels in blood can be determined by adding oxalate ion to precipitate calcium oxalate,…

A: The question is based on concept of titrations. we need to quantitatively estimate calcium ions…

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

A: The question is based on the concept of Reaction Stoichiometry.   limiting reagent is the reagent…

Q: (a) Write ionic and net ionic equations for Rb2CrO4 (aq) + Ca(NO3)2 (aq) -->

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

Q: What is the concentration (in molarity) of the Na+ ions in 0.0525 M Na2SO4 (aq)

A: Given that concentration of  Na2SO4 = 0.0525 M And we know that , dissociation of Na2SO4  is…

Q: Consider the following balanced equation: 2KMNO4(aq) + 10KI(aq) + 8H2SO«(aq) → 6K2S04(aq) +…

A: Volume of KI = 52.5 mL  1000 mL = 1 L  52.5 mL = 0.0525 L  Molarity of KI = 0.188 M Volume of KMnO4…

Q: 2.661 g C4H4O4  is dissolved in H2O and titrated with NaOH. 22.7 mL of a NaOH solution were…

A: Given equation: C4H4O4(aq) +  2NaOH(aq)  → Na2C4H2O4(aq)  +   2H2O(l) The mass of C4H4O4  is…

Q: Na2CO3(aq)  +  2  HCl(aq)  →   2 NaCl(aq)  +  CO2(g)  +  H2O 0.176 g of sodium carbonate required…

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Q: 3. Give the net ionic equation for the reaction (if any). that occurs when aqueous solutions of K,S…

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Q: Solution A is 0.2400 M Ca(NO3)2(aq). Solution A is diluted by a factor of 3 to form Solution B.…

A: The reaction taking place is  3As2O3 + 4NO3- + 7H2O + 4H+ → 6H3AsO4 + 4NO Balancing explanation :…

Q: Apply the concepts of stoichiometry and solution concentration in this section.  Potassium iodide…

A: Answer: volume of KI Solution required is 795.6 mL.

Q: A quantity of 18.68 mL of a NaOH solution is needed to neutralize 0.4218 g of KHC8H4O4. What is the…

A: Stoichiometry of a balanced chemical gives the relationship between the amount of reactants and…

Q: how many grams of precipitate will be produced

A:

Q: Mg(s) + 2H2O(l) = Mg(OH)2(aq) + H2(g) What is the concentration of hydroxide ions in the solution…

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Q: What mass of CO2 will be produced from the reaction of 50.0 mL of 0.250 M HCl with an excess of 1.00…

A: Balanced chemical equation: 2HCl(aq) + Na2CO3(aq) ---->2NaCl(aq) + H2O(l) + CO2(g) Limiting…

Q: To measure the amount of calcium carbonate (CaCO3) in a seashell, an analytical chemist crushes a…

A:

Q: A chemist performs a gravimetric analysis. The chemist combines 1.00 L of 2.00 M AGNO, (ag) with…

A: Given: Concentration of AgNO3 = 2M Concentration of NaCl = 4M Volume of AgNO3 = 1 L Volume of NaCl =…

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: 8) What is the molarity of the solution containing 234 g NaCl in 3.00 L of solution?

A: Solving only first question in accordance with guidelines.

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

A:

Q: The concentration of SO32- in a solution is determined by titrating it with a 0.1464 M dichromate…

A: In the given question->Concentration of dichromate(M1) = 0.1464MVolume of dicromate(V1)= 23.91 ml…

Q: The amount of I3 (aq) in a solution can be determined by titration with a solution containing a…

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Q: How many grams of Ag₂CO3 will precipitate when excess Na2CO3 solution is added to 49.0 mL of 0.590 M…

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Q: A solution of permanganate is standardized by titration with oxalic acid, H₂C₂O4. To react…

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Q: The concentration of sulphide ion in the final solution is

A: We have to find The concentration of sulphide ion in the final solution is