Volhard method. A total of 50.00 ml of 0.1048M AgNO3 is added to the sample and 15.38 ml of 0.3116 M KSCN is required for the back titration. What is the weight % Cl- (molar mass 35.453)? Select the correct response: 2.5% 1.75% 2.2% 0.150% 3.5%

Volhard method. A total of 50.00 ml of 0.1048M AgNO3 is added to the sample and 15.38 ml of 0.3116 M KSCN is required for the back titration. What is the weight % Cl- (molar mass 35.453)? Select the correct response: 2.5% 1.75% 2.2% 0.150% 3.5%

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter16: Applications Of Neutralization Titrations

Section: Chapter Questions

Problem 16.20QAP

See similar textbooks

Related questions

Q: Calculate the pCa for the titration of 50 ml of 0.02 M Ca2+ at pH = 8 with 0.4 M EDTA at the…

Q: Solve for the average molarity of sodium thiosulfate titrant if 0.1532 g, 0.1573 g, 0.1551 g KIO3…

A: From doing the calculation for Molarity , Molarity= 0.1250 M Option D is a correct answer.

Q: What is the correct order of performing EDTA titration? I. Titrate milk sample aliquot with standard…

A: Steps for performing EDTA titration Weighing Preparation of standard solution Standardization of…

Q: A RbOH solution is titrated four (4) times against potassium hydrogen phthalate (KHP; FW=204.224)…

A: The given data is: Mass of KHP(g) Volume of RbOH(mL) Trial-1 0.5373 42.49 Trial-2 0.5856…

Q: Find the concentration of 50.0 ml of an acidified Fe2+ solution if 18.72ml of 0.01500M solution of…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: FIPST, Ag2CrO4 or BaCrÓ4? (Ksp for Ag2Cr04 = 2.0 x 10-12; Ksp for BaCrO4 = 1.2 x 10-10) %3D %3D b)…

Q: 2. In the titration of 50 ml. of 0.05 M of AGNO; solution with 0.05 M KSCN solution, calculate the…

Q: 100.0 mL sample of drinking water was buffered with ammonia at pH 10 and after addition of EBT…

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

Q: 5. A 300.0 mg sample containing Na¿CO3, NaHCO, and NaOH and inert material either alone or in some…

Q: A 1.0 g sample containing urea was dissolved in water and diluted in a 100.00 mL volumetric flask.…

A: When Urea reacts with sulphuric acid then ammonia is produced. Now this ammonia is treated with…

Q: Direct titration: 10.00 ± 0.02 ml of an unknown KHP solution required 11.54 + 0.02 ml of 0.1010…

A: The concentration of an unknown KHP is calculated as shown below.…

Q: A sample is analyzed for chloride by the Volhard method. From the following data, calculate the…

A: Calculation of no. of mol of KSCN: n=Molarity×Volume=0.0930 mol/L×13.20×10-3 L=1.2276×10-3 mol…

Q: Name AP Chemistry Titration Problems: show the appropriate supporting work for each step. 2 1.…

A: 100 mL of 0.200 M acetic acid is titrated with 0.100 M KOH solution. The Ka of acetic acid is 1.8…

Q: Calculate the concentration of the Na2S2O3.

A: Given, Mass of primary standard KIO3 0.1238 g Volume of sodium thiosulfate (Na2S2O3) = 41.27 mL =…

Q: 1. A 0.2700 g sample of impure NazCO3 required 24.12 mL of 0.1684 M HCI and a back- titration with…

A: 1. Na2CO3 + 2 HCl →2 NaCl + CO2 + H2O So, 2 mol HCl : 1 mol Na2CO3 Now, Moles of HCl used =…

Q: 5. A 300.0 mg sample containing Na,CO3, NaHCO3 and NaOH and inert material either alone or in some…

A: Introduction : It is given that sample which containing Na2CO3 , NaHCO3 and NaOH and are some inert…

Q: Why is KHP (MW = 204.22 g/mol) preferred over benzoic acid (MW = 122.12 g/mol) as a primary standard…

A: KHP is often used as a primary standard for acid–base titrations because it is solid and air-stable,…

Q: A 0.1214-g sample of impure Na2CO3 was analyzed by the Volhard method. After adding 50.00 mL of…

A: The net ionic equation is given below

Q: A carbonate mixture was titrated with 0.1100 M HCI. The sample weighing 850.0 mg took 21.00 mL to…

Q: An analysis was done on 3 unknown samples (NaOH, Na2CO3 and NäHCU3) USIng each analysis and a single…

A: Neutralization reactions of all three possible compounds are: NaOH + HCl ------> NaCl + H2O…

Q: A 50.00-mL sample containing 0.0950 M NaCl was titrated against 0.1250 M AgNO3. The solubility…

Q: Rp. 4 Voina method n experiment of determination of KBr (g%) by volhard met flask; - 15ml KBr was…

A: The question is based on quantitative estimation of potassium bromide present in the given sample.…

Q: A carbonate mixture was titrated with 0.1100 M HCl. The sample weighing 850.0 mg took 21.00 mL to…

A: Given data, Molarity of HCl = 0.1100M Mass of sample = 850 mg Volume of HCl for phenolphthalein =…

Q: 1. The molar solubility of Ag2SO3 is 1.55× 10-4 M. Calculate the Ksp of Ag2SO3. a. 7.45 x 10^-12…

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

Q: Following the monograph procedure, determine the weight in grams of sodium carbonate (MW-106 g/mol)…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: recipitation titration curves of 20 mL of 0.15 M KBr and KI solutions with 0.10 M AGNO3 and that the…

A: More stteper is the titration curve more faster precipitation will occur. Lower the Ksp value ,…

Q: A 10.0 mL aliquot of H2 SO4 solution was diluted to 100.0 mL. Then 25.0 mL aliquot of the diluted H2…

A: Here we are required to find the molar concentration of original sulphuric acid

Q: A 0.4482 g sample of impure NaCN is titrated with 0.1018 M AgNO3 requiring 39.68 mL to reach the end…

A: The reaction is, NaCN + AgNO3 ---> AgCN + NaNO3 From the reaction, we can conclude that 1 mol of…

Q: You want to measure the concentration of carbonate (CO32-) in a mildly basic solution by using an…

A: The concentration and the number of moles of Ca2+ ion in the filtered solution is;…

Q: are doing a titration for a 30.00 ml mixture solution of 0.171 M in X and 0.100 M in CN titrated…

Q: In the titration of 25.00 ml of 0.1000 M AgNO, with 0.2000 M KSCN, Pafter the addition of 12.5 ml…

Q: A 3.00-L sample of urban air was bubbled through a solution containing 50.00 mL of 0.0116 M Ba(OH)2,…

A: Moles of Ba(OH)2 reacted to produce BaCO3 = Initial moles of Ba(OH)2 - Moles used in Titration with…

Q: Part 1. Standardization of the KMN0, Solution Experimental Data Mass of weighing funnel and Na,C,O,…

A: A question based on mole concept that is to be accomplished.

Q: A PO4* in 100 ml water sample is precipitated as A93PO4 by adding 100 ml 0.2 M AGNO3. Then excess…

A: The chemical equations are: Molarity of…

Q: Calculate the pll for cach case in the titration of 50.0 ml. of 0.230 M HCIO(a4) with 0.230 M…

Q: The titration of Zn+2 and EDTA is carried out in the same manner as Mg2+ - EDTA titration (in fact,…

A: Zn+2 and Mg+2 form complexes with EDTA. The balanced equations are Zn+2 (aq) + EDTA–4 (aq)…

Q: On titrating 50 ml of 0.01 M KI with 0.01 M AgNO3 . The value of pAg after addition of 30 ml AgNO3…

A: Given data, Volume of KI or I- = 50 ml (as KI is a strong electrolyte, it is completely…

Q: A 300 mg sample containing Na2CO3, NaHCO3 and NaOH and inert material either alone or in some…

Q: At equivalence point in the titration of M2+ with EDTA, A. [M2+] = [Y] B.…

A: We are now going to talk about Metal Complexes. These are compounds inwhich there is a Central Metal…

Q: The following results of alkalinity determination for 100 ml sample titrated with 0.02N H,SO4.…

A: A =the amount of H2SO4 consumed on titration using phenolphthalein indicator. N= normality of H2SO4…

Q: 5. A water supply company, One Team, found out that their water supply had been contaminated with a…

A: Given:Ksp of MgCO3 = 3.5 x 10-8mol2L-2Ksp of Mg(OH)2 = 1.8 x 10-11mol3L-3

Q: Answer the following questions to find the mass (g) of dipotassium phthalate must be added to 250 mL…

A: The mass of dipotassium phthalate must be added to 250 ml of 0.0500 M phthalic acid has to be given,

Q: 3, The molor mass and ionization constant of an unknowm weak monopronc acta Concentration of…

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

Q: What is the CORRECT expression of potential (versus SHE) at the equivalence point EEP) for the…

Q: 5.00 mL aqueous sample containing hydrogen peroxide was diluted to 25 mL and analyzed by titration…

A: The balanced Chemical equation for Titration between permanganate ions and Hydrogen peroxide in…

Q: Dosya Düzen Biçim Görünüm Yardım Titrate with 25 mL of 0.030M Acetic acid and 10 mL of 0.045M NaOH.…

Q: What is the molar solubility of PbCl2 in a solution of 0.23 M CaCl2? Ksp = 1.6 ✕ 10-5 for PbCl2.

A: 1. Solubility product constant Ksp is an equilibrium constant that is defined as the product of the…

Q: A 50.00-mL aliquot of a 0.100 0 M I− solution was titrated with 0.100 0 M AgNO3. Calculate pAg+ when…

A: Precipitation titration A reaction in which the titrant and analyte form a precipitate is called…

Q: In titration of 100 ml 0.3 Mn²+ with 0.7 M EDTA (pH = 7), when 50 ml EDTA is added what is pMn²+?…

Question

The chloride content in a 10.6 gram
sample was determined using the
Volhard method. A total of 50.00 ml
of 0.1048M AgNO3 is added to the
sample and 15.38 ml of 0.3116 M
KSCN is required for the back
titration. What is the weight % CI-
(molar mass 35.453)?
Select the correct response:
2.5%
1.75%
2.2%
0.150%
3.5%

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

a) What mass of Fe(NH4)2(SO4)2•2H2O(s) is required to prepare a 500 mL solution containing 100 ppm (m:v) in Fe? b) Using this stock solution, what aliquot must be used to prepare calibration solutions, 100 mL volume, of the following concentrations: 0.100 ppm, 0.500 ppm, 2.00 ppm, 4.00 ppm, and 7.00 ppm.
A student determined the concertration of NaOCI in a commercial bleach sample using the same technique described in section "F" of the Halogens and Their Compounds lab. The student required 18 drops of 0.01M Na25203 to reach the end point. What is the concentration (reported in percentage) of NaOCI in the bleach sample?
3. Analysis of a mixture consisting of NaOH + Na2CO3 + inert matter gives the following data: 10.00 g. Its aqueous solution is diluted to 250.0 mL and two separate 25.00 mL sample portions are titrated. With one portion, an end point with phenolphthalein is obtained in cold solution, with 44.52 mL of 0.5000 N HCI. The other portion requires 46.53 mL of the acid for an end point with methyl orange. Calculate the percentage composition of the original sample.
1. A newly discovered iron ore was weighted (5.408 g) and worked up to produced 0.3785 g of ignited Fe2O3 precipitate. What is the percent purity of the iron in the sample? 2. Distinguish between equivalence point and end point.
How many grams of Ag2CO3 will be soluble in 250 ml of 0.180 M AgNO3? (Ksp of Ag2CO3 = 5.95 x 10-10) Cr2O72- + 14 H+ + 6 e ----- 2 Cr3+ + 7H2O Eo = - 1.25 VMnO4- + 8 H+ + 5 e ---- Mn2+ + 4 H2O Eo = - 1.27 VFe3+ + e ------ Fe2+ Eo = - 1.20 VZn2+ + 2e --------- Zn Eo = - 0.76 V ( R = 0.08205 L.atm/mol.K; R = 8.314 J/mol.K; F = 96481 C/mol electron) ΔG = ΔH – TΔS ; E = Eo - 0.0257 ln Q ; ΔG = ΔGo + RT ln Q
Calculate the gravimetric factor of the following. 2 Fe3O4 is sought(Analyte), 3 Fe2O3 is weighed (Precipitate)
Prepare 1.0 L of a 50.00 ppm iron solution from the solid Fe(NH4)2(SO4)2 of the80.0% purity. Clearly describe how to prepare this solution. If doneChlorimetric iron analysis using the calibration curve method, specify theform of preparation of 100.0 ml of each of the following standard solutions withcontents of 1.00, 5.00, 15.00 and 20.00 ppm of Fe respectively from the solutionmother (It suppose that the answers are: 0.3180, 2.00, 10.00, 20.00, 30.00 and 40.00 ml of the mother solution and dilute exactly to 100.0 mL with deionized water)
A STOCK SOLUTION containing 0.1581 g/L K2CrO4 was prepared.In order to make the CALIBRATION STANDARD, 5 ml of the STOCK was transferredinto a 50ml volumetric flask and then diluted with an appropriate solvent.Calculate:(a) The ppm of K2CrO4 in the CALIBRATION STANDARD.(b) The molarity of K2CrO4 in the CALIBRATION STANDARD. (c) Calculate the molar absorptivity of K2CrO4 (at 371.0 nm). Assume that Beer's Law isobeyed over this concentration range.At 371.0 nm, this CALIBRATION STANDARD in a cell of path length 1.00 cm gave a %T of 59.752.
A 600.0 mg sample consisting of only CaC2O4and Mg C2O4is heated at 500oC converting the two salts to CaCO3and MgCO3. The sample weighs 465.0 mg. If the sample had been heated at 900oC where the products are CaO and MgO, what would the mixture of oxides weigh? Show the clear and complete solution
A shipment of containing NaOH (40 g/mol) and Na2CO3 (106 g/mol) was declared to contain less than 10 % impurity. However, Noel is suspicious that the declared impurity is higher. Being the best and brightest employee of the year, Noel weighed 1.000 g sample, dissolved in 50.0 mL of distilled water and titrated with cold 0.5000 M HCl. With Phenolphthalein as indicator, the solution turns colorless after the addition of 30.00 mL of the acid. Methyl Orange is then added, and 5.00 mL more of the acid is required before this this indicator changes color. Calculate the following: a. Determine the volume of the acid to fully neutralize NaOH (final answer up to one decimal place) =
One gram of sodium hydroxide (NaOH) is used to adjust the pH of an aqueous solution (200 gallons) thatcontains 10 lbs of finely ground rhodochrosite (MnCO3) ore. Does the NaOH raise or lower the solutionpH? What is the amount of NaOH added in lbs/ton? What is the molarity (mol/l) of the system? Assumingthe NaOH is completely soluble and the system is at room temperature, what is the solid-to-liquid ratio(wt%) of the system?
Five drops of dichlorofluorescein have been added to a solution containing 0.800 g sample which required 25.30 mL of 0.100 M AgNO3. (c) Calculate the weight percent NaCl in the original sample.