When the difference in pH across the membrane of a glass electrode at 25C is 4.63 pH units, how much voltage is generated by the pH gradient? Assume that the constant in Equation 15-6 is 1.00.

Q: The electrolysis cell shown here was run at a constant current of 0.021 96 A. On one side, 49.22 mL…

A: (a) The volume of H2 gas produced at STP is calculated using the combined gas law as shown below,…

Q: Describe the source of pH dependence in a glass membrane electrode.

A: So basically in this the pH dependence will come as  the glass electrode have two electrodes that is…

Q: Give the calomel electrode half cell diagram. What equailibria control the electrod potential of…

A: Answer: Electrode potential of a cell can be calculated by the formula shown below:…

Q: The standard potential of the cell calomel || nonesuch composed of a calomel electrode and a…

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Q: The selectivity coefficient, Kg+ µ+, for a K* ion-selective electrode is 0.00378. When the electrode…

A: The response of ion-selective electrode is given by the expression: E=constant+βCharge on primary…

Q: A fluoride ion-selective electrode has a selectivity coefficient KPot F2, OH2 5 0.1. What will be…

A: [F-] = 1 × 10-4 M, and Kpot.F-OH- = 0.1

Q: Write are the mechanism of reference electrode for maintaining constant potential? answer at your…

A: ANSWER

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

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Q: Calculate the elecytomotive force (in volts) registered by an electrode immersed in a solution…

A: Given that

Q: Calculate the elecytomotive force (in volts) registered by an electrode immersed in a solution…

A:

Q: Calculate the elecytomotive force (in volts) registered by an electrode immersed in a solution…

A: To calculate the electromotive force registered by an electrode we must use the nernst equation.

Q: The potential of cell Zn|ZnCl2 (0.555 mol/kg)|AGCI(s)|Ag is 1.015 V at 25°C. The standard potential…

A: The mean activity coefficient of cation and anion can be calculated by using the debye-huckle…

Q: Careful measurements of the potential of the cell Pt|H2(g.pe)|NaOH(aq,0.0100 mol kg-4),NaCl(aq,…

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Q: You are in the field measuring redox potentials of wetland soils using a Pt and saturated calomel…

A: Redox potential of soil indicates how oxidized or reduced the soil and it indicates the electron…

Q: Question attached

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Q: 1) List 6 sources of uncertainty in pH measurements with a glass/calomel electrode system

A: As per rules only 1 question can be answered. 1) The majority of sources of uncertainty arise…

Q: The following data were obtained using a nitrate electrode for a series of standard solutions of…

A: A numerical problem based on calibration curve, which is to be accomplished.

Q: By how many volts will the potential of an ideal Mg2 ion-selective electrode change if the…

A: For this cell, 2 electrons are transferred.  Also, we know, Change in Potential ((∆E) = E1 - E2…

Q: Calculate the elecytomotive force (in volts) registered by an electrode immersed in a solution…

A: We have find out electromotive force.

Q: The emf of the indicator electrode changes gradually with the change of concentration of ions caused…

A: True

Q: What Range of cathode potentials versus the saturated calomel electrode can be used to…

A: The expression of Nernst equation is shown below: Ecell = E0cell - 0.0591nlog Q Where; Ecell= cell…

Q: Consider a hydrogen electrode in H Br(aq) at 25 °C operating at 145 bar. Estimate the change in the…

A: From the given data, it is known that for a SHE with PH2 value 145 bar in aqueous solution of HBr.…

Q: The following data were obtained with a cadmium-selective solid-state electrode. The ionic strength…

A: This is  an example of concentration cell. In a concentration cell is made up of two half electrodes…

Q: Calculate the potential of a platinum electrode (! inert) immersed in a solution prepared by…

A: Given- Platinum electrode. Concentration of KBr = 0.0100 M  To find- Potential of platinum…

Q: An ion-selective electrode for fluoride was investigated. The following results were obtained. Plot…

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Q: Calculate the hydrogen overpotential of an iron electrode and the corrosion current of iron for pH…

A: As per the expression shown below, the corrosion current can be determined. Here,  is the over…

Q: What is the difference between an active and an inactiveelectrode? Why are inactive electrodes used?…

A: Active electrodes affect the cell reaction while inactive electrodes do not take part or affect the…

Q: H2S content can be determined quantitatively via coulometric titration. In this case, I3 was used as…

A: By using Faraday's law of electricity one can determine the equivalent of weight of electrolyte…

Q: Electrode 1 Cu Cu Cu Cu Zn Zn Zn Pb Pb Electrode 2 Mg Zn Pb Mg Sn Pb Mg Sn Mg Sn Cell potential…

A: Standard cell potential, Eocell of a cell is calculated from the standard electrode potential values…

Q: What are the main components of fluoride ion-selective electrode?

A: The three main components of making a measurement at an ISE are an inner reference, or standard,…

Q: Consider the electrode/water based solution interface Pt/Ag+ (0.01 M), Cd2+ (0.01 M), HClO4 (1 M)…

A: Solution- Hg2+ (aq) + 2e-  → Hg (l) , E0cell Hg2+/ Hg = 0.85 V Ag (s) + Cl→ AgCI (s) , E0cell Ag /…

Q: 12-6. Calculate the potential of the following cells: (a) a galvanic cell consisting of a lead…

A: Cell potential : It is the measure of potential difference of constituting half cells in any…

Q: A. What is the cell notation of the set-up? B. What is the standard cell potential (Eºcell)? C. If…

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Q: An indicator electrode is an electrode A. whose potential is known, constant and independent of the…

A: An indicator electrode is an electrode:

Q: Create a calibration curve. Electrode potential (mV) vs. log [Ca2+]. (complete with, the equations…

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: Permanganate ion can oxidize sulfite to sulfate in basic is 0.000 V at pH 5 0.00, what is the…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: How long does it take to paint a plate with an area 25 cm2 with a layer of Copper is 0.1 mm thick,…

A: Given,  a plate with an area 25 cm2 is painted with a layer of copper of 0.1mm thickness. Current…

Q: A fluoride ion-selective electrode has a selectivity coefficient Kot F, OH- = 0.1. What will be the…

A: The ion-selective electrode is an analytical technique that is used to determine the activity of…

Q: 2. Prove that the reaction in the voltaic cell is spontaneous by calculating E° cell using Eqn 11b-1…

A: To find the Ecell∘ and to predict the spontaneity of the given electrochemical cell.

Q: Calculate the hydrogen overpotential of an iron electrode and the corrosion current of iron for pH…

A: Hydrogen over potential means when there is potential difference between an electrode and reversible…

Q: A bromine ion selective electrode has a selectivity coefficient K Br-, OH = 0.05. What will be the…

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Q: How many liters of O2 at 298 K and 1.00 bar are produced in 1.25 hr in an electrolytic cell…

A: According to Faraday’s first law, the mass of the substance (m) deposited or liberated at any…

Q: Express the relation among the conductivity of solution in the cell, the cell constant and the…

A: Conductivity: It is the measure of the ability of a solution to conduct electricity. Cell constant:…

Q: 1. The electrode potential for the electrode Cl | Clae | Pt is given by Ecel/V = 1.484 867 + (3.958…

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Q: Calibration of a glass electrode gave a reading of 129.7 mV with a saturated potassium hydrogen…

A: The response of a glass electrode is given by the equation:   E=constant-β(0.05916)(pH)…

Q: Calibration of a glass electrode gave a reading of 126.5 mV with a 0.05 m potassium hydrogen…

A: The response of a real glass electrode is given by the equation: E=constant-β(0.05916)pH…