Recent questions in ElectroChemistry

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What is the Faraday constant, and how can it be calculated using electrochemical data? Provide a step-by-step calculation to determine the value of the Faraday constant from the data collected during an electrochemical experiment.

asked Feb 20 in ElectroChemistry by OfeliaDelmon (1.8k points)

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What is the Faraday constant and how can it be calculated using electrochemical cells?

asked Feb 20 in ElectroChemistry by AnnPruett84 (2.3k points)

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What is the Faraday constant and how can it be calculated from the electrolysis of copper sulfate using a current of 2.5 amps for 2 hours?

asked Feb 20 in ElectroChemistry by LarrySummerf (1.7k points)

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What is the Faraday constant, and how is it calculated for a given electrochemical cell? Take the example of a cell with nickel electrodes in 1M nickel sulfate solution at 25°C and apply the formula to determine the Faraday constant.

asked Feb 20 in ElectroChemistry by SilviaKetcha (1.6k points)

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What is the Faraday constant and how can it be calculated from the electrochemical reaction of copper and zinc in a galvanic cell at standard conditions?

asked Feb 20 in ElectroChemistry by DaltonJanney (2.0k points)

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What is the Faraday constant and how would you calculate its value using copper electroplating as a case study?

asked Feb 20 in ElectroChemistry by MillaFredric (1.5k points)

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What is the exchange current density for the oxidation reaction of copper in a 1 M CuSO4 solution, given that the electrochemical rate constant is 5.2 × 10^-3 cm/s and the surface area of the electrode is 0.05 cm^2?

asked Feb 20 in ElectroChemistry by Estella80D9 (2.2k points)

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What is the efficiency of an electrochemical cell with a standard potential of 1.5 V if it releases 3000 J of electrical energy during operation with a total of 3500 J of heat energy being released?

asked Feb 20 in ElectroChemistry by UweEales0685 (1.8k points)

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What is the efficiency of an electrochemical cell when the electrode potential is +0.6V and the cell voltage is 1.8V?

asked Feb 20 in ElectroChemistry by Annett65L392 (2.1k points)

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What is the corrosion current density of an iron metal in a 0.5 M hydrochloric acid solution when the measured electrochemical cell current is 2.5 mA and the surface area of the iron electrode is 5 cm²? All other experimental conditions remain constant.

asked Feb 19 in ElectroChemistry by AsaYty57562 (2.1k points)

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1 answer 38 views

What is the activation energy for the reaction of Zn and CuSO4 in a galvanic cell with a cell potential of 1.12V, given that the rate constant at 25°C is 5.7 × 10^-5 s^-1 and the activation energy is 87.4 kJ/mol?

asked Feb 17 in ElectroChemistry by GlenSchramm (1.7k points)

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What is the activation energy for the reaction between zinc and hydrochloric acid in an electrochemical cell at a temperature of 25°C given that the rate constant is 2.5 x 10^-3 M/s and the activation energy is 40 kJ/mol?

asked Feb 17 in ElectroChemistry by FletaStepp73 (2.0k points)

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What is the activation energy for the oxidation of iron in a rusting reaction occurring on a metallic iron surface in contact with saline water at room temperature?

asked Feb 17 in ElectroChemistry by MaeBuchanan (1.7k points)

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What is the activation energy for the electrochemical reaction between zinc and hydrochloric acid at room temperature?

asked Feb 17 in ElectroChemistry by Miguel37A006 (2.3k points)

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1 answer 43 views

What is the activation energy for the electrochemical reaction between zinc and acid solution that produces hydrogen gas?

asked Feb 17 in ElectroChemistry by GracieGainfo (2.2k points)

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1 answer 29 views

What is the activation energy of an electrochemical reaction involving the oxidation of copper on a platinum electrode, if the reaction rate constant at 25°C is 2.5 x 10^-4 mol L^-1 s^-1 and the activation energy for the reaction is 64 kJ/mol?

asked Feb 17 in ElectroChemistry by MellisaOlivo (1.9k points)

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What is the activation energy for the electrochemical reaction between zinc and hydrochloric acid at room temperature? Provide calculations to support your answer.

asked Feb 17 in ElectroChemistry by KrystleDHage (2.0k points)

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1 answer 31 views

What is the oxidation state of the nitrogen atom in NH4NO3?

asked Feb 13 in ElectroChemistry by SoniaFanny4 (2.3k points)

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1 answer 73 views

What is the number of electrons transferred in a reaction where 2 moles of aluminum are oxidized and 3 moles of copper (II) ions are reduced in an electrolytic cell?

asked Feb 13 in ElectroChemistry by ArlenBieber1 (1.9k points)

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What is the number of electrons transferred in the following electrochemical reaction: Cu(s) + 2Ag+(aq) -> Cu2+(aq) + 2Ag(s) (Note: the standard reduction potentials of Cu2+(aq)/Cu(s) and Ag+(aq)/Ag(s) are 0.34V and 0.80V, respectively)

asked Feb 13 in ElectroChemistry by CathrynMacMa (2.5k points)

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