Assume that the only reducingagent present in a particular wastewater is If a25.00 mL sample of this wastewater requires 31.46 mLof for its titration, what is themolarity of in the wastewater?

Q: 25 mL of a bleach (NAOCI) sample is diluted to 500 mL. An excessive amount of KI is added to the 20…

A: The question is based on the concept of complexometric titrations.   we have to calculate percentage…

Q: A 1.000-g sample containing K2C2O4 (166.21 g/mol) is titrated with 40.00 mL of .0200 M KMNO4 in:…

A: Given 1g sample has K2C2O4 titrated with potassium permanganate, we have to find normality of…

Q: Rei and Akari, two vinegar enthusiasts, are each tasked to determine the acetic acid content of…

A: Since you have asked a question with multiple subparts, we will answer only first 3 subparts for…

Q: 8.25 g of a samplo of iron ora (iron (m) oxido, Fo-O:] wore dissolved in concentratad hydrochloric…

A:

Q: sis of water, the hydrogen production process is a reaction of: a. Reduction

A: Electrolysis of water is a process of decomposing water into hydrogen and oxygen using electricity.…

Q: A. If 365 ppb of Cd was observed, what is its equivalent in %(w/w)? B. A sample of plastic toy was…

A: Since you have asked a question with multiple subparts, we will answer only first 3 subparts for…

Q: The vitamin C (ascorbic acid, C6H8O6) content of Gatorade and other sports beverages can be measured…

A: The given reaction is,

Q: **** (5) 3 Opper mctal (ind Concentad ted und aad be oonsis hange in , releare of lgas mredcolo…

A: Balanced equation is given by,

Q: Calculate the total mass, in kilograms, of arsenic in the lake that the company will have to remove…

A: Sample of water : 178.9 ng Density of water : 1.0 g/cm Volume of water : 0.350 km3  1) First of all…

Q: Qe A solution is Brefared by disidving R6g AgNoz ina 250-mL Volumetric Hask and diluting to Volume.…

A: Given, Mass of AgNO3 = 1.26 g Molar mass of AgNO3 = 169.9 g/mol Volume of Solution = 250 ml = 0.25 L…

Q: A compound containing chlorine is titrated with a solution of 0.075 M Ag2SO4. If 0.250 g of the…

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Q: 3. A sample weighing 640 mg is comprised of 12 % KCI, 8.71 % CaCl,, and inert material. What weight…

A: AgCl can be precipitated from the solution containing ionic chloride compounds. Here in this…

Q: 25 mL of a bleach (NaOCl) sample is diluted to 500 mL. An excessive amount of KI is added to the 20…

A: The question is based on the concept of quantitative analysis. we have to calculate percentage…

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

A: Reaction taking place:  2NaCl  +  Pb(NO3)2  →  2NaNO3  +  PbCl2 In general 2 moles of NaCl reacts…

Q: was made up by dissolving 155 mg of KHP to a final volume of 10.00 mL. Titration of 1.00 mL of this…

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

A: Explanation: Calculation of the moles of PbCl_2PbCl2 as:- Mass = 14.20 g Molar mass of…

Q: What is the percentage of KHP in this sample?

A:

Q: The oxidation numbers of C in H2C2O4 and CH4 are __ and __, respectively.

A: General oxidation state of Oxygen is -2 whereas Hydrogen is +1.

Q: 35.00 mL of a solution of KIO3 reacted with exactly 35.00 mL of a 0.1000 M solution of KI in acid…

A: Volume of KIO3 = 35ml Concentration of KIO3 = to be calculated  Volume of KI = 35ml Concentration of…

Q: Titration of a 10.0 mL sample of acid rain required 2.1 mL of 0.0824 M KOH to reach the end point.…

A: Given: Volume of sample is 10 mL. Volume of base is 2.1 mL. Molarity of base solution is 0.0824 M.…

Q: Titration of a 20.00 mL sample of acid rain required 4.13 mL of 0.08424 M KOH to reach the end…

A: The given reaction is, H2SO4- + 2KOH -----> K2SO4 + 2H2O This means that 2 moles of KOH is…

Q: Suppose that 4 g of solid Fe2O3 is added to 25 mL of 0.5 M HClsolution.   What mass of Fe2O3 will…

A: Reaction of Fe2O3 with HCl take place as  Fe2O3  + 6HCl  ----->  2FeCl3   + 3H2O Given mass of…

Q: What is the normality as an oxidizing agent in the presence of acid, of a solution containing 0.2300…

A: Answer:- This question is answered by using the simple concept of calculation of normality using the…

Q: Suppose in an experiment to determine the amount of sodium hypochlorite in bleach, 0.0000157 mol…

A: Given  Moles Of KIO3 = 0.0000157 mole Volume of Na2S2O3 used = 17.64 mL = 17.64 * 10-3 L…

Q: The equivalence point for the titration of a 25.00-mL sample of CsOH solution with 0.1062 M HNO3 is…

A: Given,

Q: A 0.5152 g solid sample containing a mixture of LaCl, (molar mass = 245.26 g/mol) and Ce(NO,),…

A:

Q: Write the balanced chemical equation for the dissolution of aluminum chloride. What is the…

A: The balanced Chemical equation for the dissolution of Aluminum Chloride can be written as:

Q: A 10.00 mL sample of vinegar is titrated with 0.187M NaOH and requires 16.33mL of NaOH to reach the…

A:

Q: (4) If the end point of the titration was calculated to have occurred at a volume of 17.32 mL and…

A:

Q: A 1.362 g sample of an iron ore that contained FegO4was dissolved in acid and all of the iron was…

A: Given that : Mass of iron ore sample = 1.362 g The molar mass of Fe3O4 is 231.5 g/mol

Q: 4. When oxidizing Mn2+ to MnO4-, 0.05 g KIO4 is added in 1ml sample plus Sml DI water, then, the…

A: Number of Mole-ratio of given mass of substance to the molar mass of substance is called number of…

Q: Firstly, Net ionic equation for the reaction of COCI2 (aq) with AgNO3 (aq) in water? Secondly,…

A: Write balance equation Write ionized equation and cancel the same ions both side  Net ionic equation…

Q: A. calculate the volume of standardized 0.01 M KMNO4(aq). Needed to completely react with ~0.125 g…

A: Calculate the number of moles of potassium ferrioxalate (n) n = Given massMolar massn = 0.125…

Q: A 25.190 g sample of aqueous waste leaving a fertilizer manufacturer contains ammonia. The sample is…

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: What volume of 0.50 M H,SO, must be added to 65mL of 0.20 M H2SO, to give a final solution of 0.35…

A: given, Volume of H2SO4= 65 mL  Molarity of H2SO4 = 0.50 M  Final Molarity = 0.35 M

Q: Write molecular and net ionic eguations for the following, readtisns. (Include state symbpls,…

A: 1) In net ionic equation only the species that directly involved in a chemical reaction appears.…

Q: Balance the following equation in basic solution:

A:

Q: How many liters of 0.305 M K,PO, solution are necessary to completely react with 187 mL of 0.0184 M…

A: Given reaction: 2K3PO4(aq) + 3NiCl2(aq) -à Ni3(PO4)2(s) + 6KCl(aq) Observing the given chemical…

Q: In electrolysis, amount of silver deposited equivalent of 112ml of hydrogen is??

A:

Q: (c) The redox reaction between H2O2(aq) and MnO4 (aq) in acidic medium produces Mn2 (aq) and O2(g).…

A: An oxidation-reduction (redox) reaction is a type of chemical reaction that involves a transfer of…

Q: e added, however, because the precipitate of Al(OH)3 will redissolve as a soluble compound…

A: According to the question, sodium hydroxide (NaOH) reacts with aluminum chloride(AlCl3) to form…

Q: which os the Sollowing sets Os reactants will result in a redox reachon ?

A: Redox reaction is defined as a reaction in which reduction and oxidation takes place simultaneously

Q: Titration of a 25.00 mL sample of acid rain required 13.23 mL of 0.009567 M KOH to reach the end…

A: