3. Conductive cell has resistance 22N when fill by 0.1m CH3COONA, 7.3N when fill by (0.1M CH3COONa+0.2M HCI) and 1.62 when using 0.1M NaCl solution and ^NaCl =126 · give: a. Cell constant b. Conductivity and molar conductivity for 0.1M CH;COONA c. Conductivity for solution (CH3COONA +HCI)

3. Conductive cell has resistance 22N when fill by 0.1m CH3COONA, 7.3N when fill by (0.1M CH3COONa+0.2M HCI) and 1.62 when using 0.1M NaCl solution and ^NaCl =126 · give: a. Cell constant b. Conductivity and molar conductivity for 0.1M CH;COONA c. Conductivity for solution (CH3COONA +HCI)

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter23: Potentiometry

Section: Chapter Questions

Problem 23.23QAP: The following cell was found to have a potential of —0.492 V: Ag|AgCl(sat’d)||HA(0.200 M),NaA(0.300...

See similar textbooks

Related questions

Q: How long would it take to titrate 1.00 mmol H2S with a current of 100.0 mA?

Q: Part A What mass of Ni+ is produced in solution by passing a current of 67.0 A for a period of 14.0…

Q: Calculate the time required for a constant current of 0.975 A to deposit 0.349 g of Tl(III) as Tl(s)…

Q: The concentration of Ca²+ in a sample of sea water is determined using a Ca ion-selective electrode…

Q: Two concentration cells are prepared, both with 90.0 mLof 0.0100 MCu(NO₃)₂ and a Cu bar in each…

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

Q: Calculate AG (at 298K) for the reaction: 2CR2+ (aq) + 2H+ (aq) 2 2C13+ (aq) + H2 (g) At pH = 2.5 (pH…

A: Temperature = 298K pH = 2.5 Concentration of Cr+3 = Concentration of Cr+2 = 1.0M E0 for Cr+2 to Cr+3…

Q: (b) Draw and explain the cyclic voltammo- gram of Fe (n5-C5H5)2 in CH₂Cl₂, where [NBU4] [PF6] is…

A: The correct answer is given below

Q: Complete the table. Calculate the cell potential when 20.0 mL of 0.05 M Fe²* was titrated with 0.05…

A: Since you have asked a question with multiple sub-parts, as per our company guidelines we are…

Q: 3. Conductive cell has resistance 22N when fill by 0.1m CH3COONA, 7.3N when fill by (0.1M…

Q: A glass / calomel electrode system was found to develop a potential of - 0.0412 V when used I a…

A: A+ anode = 2 Ag +Cro24 -àAgcr04 Cathode :- Hg2cll2 +2e- --à 2Hg +2cl Eo cell= EO cathode – Eo…

Q: Write the half-reaction and calculate the electrode potential of 1. a zinc electrode in 0.0400 M…

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

Q: The following cell was used to determine the pSO4 of a solution:…

A: SCE is a saturated calomel electrode. It is used as reference electrode. The cell potential is given…

Q: (a) Calculate the half-cell potential for the reaction O2(g) + 4 H3O* (aq) + 4 e¯ → 6 H;0(€) at pH 7…

A: Standard electrode potential is the “potential that is measured by taking SHE on the other side”.…

Q: a-Write the reachion that Zncery| ZuCla (o-555 mol kigl) Ag Cleery t Ageory delivers current and…

Q: 5- The electremotive foree for the cell: ed / cdcOH), (s2/ NaOHco-o+#)/Hz (1atn) /pt the electrodf…

Q: An MnO2(s)>Mn2+(aq) electrode in which the pH is 10.24 is prepared. Find the [Mn2+] necessary to…

A: Given data: pH = 10.24 Ecell = 0 V Formula used: Ecell=Eocell-0.0592nlog[reduction][oxidation]

Q: 159. A ga Cu(s) E° = 0.34 V Cu*(aq) + 2e¯ v²*(aq) + 2e¯ –→ V(s) - E° = -1.20 V - In this cell, the…

A: According to the electrochemical series, Cu (copper) lies below the V (Vanadium). elements which…

Q: Answer part a and b

A: Cell reactions are given by, Calculation for Eocell: Reversing and multiplying the equation with 3:…

Q: The Zn-Cl battery has been suggested as an energy generator in transportation. The reaction is as…

Q: nining molar mass by electrolysis. An electrolysis cell containing MS04solu operated for 1.0 hr at…

A: The mass of element deposited, m=E96500 C×i×tt is time in secondsi is current in ampereE is…

Q: At 25 ∘C,25 ∘C, a titration of 15.00 mL of a 0.0320 M AgNO3 solution with a 0.0160 M NaI solution is…

Q: Give a clear explanation handwritten answer..please give answer all sub parts..

Q: in ha ion hes andand reductien potental -1.25 V. An engineer proposes using this hafeaction at the…

A: Answer

Q: Agalvanie cell Za a" Ce"C costructed uning a completely immered Za electrode that weighs 31gand s Ce…

Q: How long will it take to plate out 3.0 g Ni from aqueous Ni2+ with a current of 113.1 A? HOW DO WE…

A: Given:: Mass of Ni=3.0 g molar mass of Ni = 58.6934 g mol-1 Current i=113.1 A Time, t = ?

Q: The concentration of NO3- in a water sample was determined using ion-selective electrode. A 25.00 mL…

Q: A current of 0.045 A rag meagund for the Lu /Zn cell prepaned In beconels, Caleulate how long it…

A: Given, Magnitude of current = 0.045 A Mass of copper deposited = 1g Molar mass of copper = 63.646…

Q: /10.7 Careful measurements of the potential of the cell Pt|H2(g,p°) |NaOH(aq, 0.0100 mol kg*1),…

Q: The apparatus shown in the picture was used to measure the cell potential during the titration of…

A: The following reaction occurs during the mentioned titration.…

Q: A concenranion cell sumilar to the one shown is composed of tmo in electrodes and solunons of…

Q: A cell is constructed by coupling a Zinc electrode dipped in0.5M ZnSO4 and a Nickel electrode dipped…

A: Given concentration of Zn2+ is 0.5M. concentration of Ni+2 is 0.05M Standard reduction…

Q: In a cextain electasyai. 0:332g f zinc s depesited Cantainingsoy Solution. Calculate mat in a cell…

Q: the fpllowing cell was used fordetermination of pCrO4: SCE||CrO4^2-(xM),Ag2CrO4(sat'd)|Hg…

Q: a) Chlorine is disproportionate in basic medium. And in an acid medium? Write both reactions and…

A: Since you have posted 2 questions, we will solve first question for you. Please repost other…

Q: Given a cell: 2 Ag+(aq) + Cu(s) ----> 2Ag (s) + Cu2+ (aq), E(cell) = 0.346 V, E0(cell) =…

A: The cell reaction given is, => 2 Ag+ (aq) + Cu (s) ------> 2 Ag (s) + Cu2+ (aq) Given :…

Q: The selectivity coefficient, Kg-r. for a K* ion-selective electrode is 0.00649. When the electrode…

A: With β=1, the response of an ion-selective electrode is given as: E=constant+0.05916ZA log ([Primary…

Q: Given the hypothetical metal samples a, B, and y were placed in an electrochemical cell as…

A: Answer: Standard cell potential can always be calculated using standard half cell reduction…

Q: Conductive cell has resistance 22N when fill by 0.1m CH3COONA, 7.3N when fill by (0.1M CH3COONA+0.2M…

A: solution also obey ohm Law which relate the EMF applied to its current strength flowing through it…

Q: QI: Electrical cell fill by 0.1 M aqueous NaOH when pass( 3.5 A) through (9 hr) the conductivity of…

A: Solution -

Q: (a) A Cr* (aq) solution is electrolyzed, using a current of 7.60 A. What mass of Cr(s) is plated out…

Q: John makes a galvanic cell with the half-reactions Mt3+(aq) + 3e1- -->Mt(s), and R2+(aq) + 2e1- -->…

A: This question can be solved using the formula which state that greater cell potential represent…

Q: 2.44 The molar conductivity of a 0.01 M weak acid (HX) at 298 K, measured in a conductivity cell…

A: The “Arrhenius theory of electrolytic dissociation” says that in aqueous solution, the electrolyte…

Q: The F− concentration of a solution was determined by measurements with a liquidmembrane electrode.…

Q: Gven a boalanced edox reaction and standard cellpatentia) Fe°cait Cu6)->Fe E°cell=0.25V Whatisthe…

Q: Calculate emp of cell gxn Zn+2Aj →Zi + 2Ag wite Cell notatioon , Euplain whether ixn is feasible or…

A: The detailed explanation is given below:

Q: The selectivity coefficient, Kg-je, for a K* ion-selective electrode is 0.00348. When the electrode…

Question

3. Conductive cell has resistance 222 when fill by 0.1m
CH3COONA, 7.32 when fill by (0.1M CH3COONa+0.2M
HCI) and 1.62 when using 0.1M NaCl solution and ^NaCl =126
. give:
a. Cell constant
b. Conductivity and molar conductivity for 0.1M CH;COONA
c. Conductivity for solution (CH3COON +HCl)

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 with 3 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

Given the following: A cell SCE // Ag2CrO4 (saturated), CrO42- (xM) /AG is used for the determination of pCrO4- (ESCE = -0.244 V at 25 C). The half reaction at indicator electrode is: Ag2CrO4(s) + 2e-   2 Ag(s) + CrO42- (E0 = +0.446 V) What is pCrO4, given the cell potential of 0.402? What type of indicator electrode is Ag in this situation?
The Zn-Cl battery has been suggested as an energy generator in transportation. The reactionis as follows:Zn (s) + Cl2 (g, 1 atm.) ZnCl2 (aq)a) It the molality of the electrolyte ZnCl2 is of 0.1 m, employ the Debye-Hückel law for calculating the average ionic activity coefficient (γ±), the average ionic activity (a±) and theelectrolyte’s activity (a2) b) Calculate the cell potential (Ecell), at 25 °C, using the values obtained in the previous section. Result a) γ±= 0.2768; a±=0.0440; a2=8.512 10-5 b) 2.2434 V
A 1.000 g sample containing chlorides, iodides and inert materials was treated with dilute nitric acid followed by AgNO3. A precipitate of AgCl (143.32) and AgI (234.77) was produced and weighs 0.9238 g. On heating in a current of Cl2, the AgI is converted to AgCl, and the resulting product weighs 0.7238 g. Find the percentage of a) NaI (149.89) and b) NaCl (58.44) in the sample
In a electrochemical cell are the molarity of the electrolyte CdCl2=0.10 kg/mole. Calculate the cellpotential at 25 degrees celcius when the activity coefficient for the proces are 0.10 mol/kg, CdCl2-solvent are decided to be 0.228, and the standard cell-potential are 0.624 V. Please answer very soon will give rating surely Show your work
Nitrobenzene contained in 310 mg of an organic mixture was reduced to phenylhydroxylamine at a constant potential of 20.96 V applied to a mercury cathode: C6H5NO2 + 4H+ + 4e- → C6H5NHOH + H2O. The sample was dissolved in 100 mL of methanol. After 30 min of electrolysis, the reaction was considered complete. An electron coulometer in series with the cell indicated that the reduction required 33.74 C. Calculate the percentage of C6H5NO2 in the sample.
ELECTROCHEMISTRY: Calculate the required voltage (V) if an unknown metal (M) was electrodeposited from an aqueous solution containing M2X1 (where X is the anion) with a supplied current of 5.54 A for 11 h, consuming 0.1826 kWh of electrical energy. Assume that the current efficiency is 85%. (Input values only with 2 decimal places. Do not include the unit.)
The Λm KCl(aq) 0.1 M at 298 K is 129 Scm2/mol. The resistance measured in a cellconductivity was 28.44 Ω. When the same cell contained 0.050 M NaOH (aq) thecell resistance was 31.6 Ω. Find the cell constant. Calculate the Λm of theNaOH (aq) at this T and concentration.
The E°cell = 0.135 V for the reaction3I2(s) + 5Cr2O72-(aq) + 34H+(aq) → 6IO3-(aq) + 10Cr3+(aq) + 17H2OWhat is Ecell if [Cr2O72-] = 0.014 M, [H+] = 0.21 M, [IO3-] = 0.00018 M, and [Cr3+] = 0.0039 M?Ecell =
A piece of an unknown weighing 12.50is placed in 49.7cm of water in a cylinder. The water level increases to 69.0cm3. whats the calculated value for the drnsity of the solid in g ml-1
The fat in a 1.821 g sample of potato chips is extracted with supercritical CO2. After extraction, the residue weighs 1.139 g. What is the fat content (% w/w) of the potato chips?
In a polarographic experiment of a 60 mL of 0.08 M Cu2+solution, a limitingcurrent was left on for 15 minutes. If the average current during the time of theexperiment is 6.0 μA, what fraction of the copper is removed from the solution? TheFaraday constant is 96485 C/mol of electron.
How long would it take to titrate 1.00 mmol H2S with a current of 100.0 mA?