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Recent questions and answers in ElectroChemistry
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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?
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ElectroChemistry
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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?
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ElectroChemistry
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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?
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ElectroChemistry
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What is the activation energy for the electrochemical reaction between zinc and hydrochloric acid at room temperature?
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What is the activation energy for the electrochemical reaction between zinc and acid solution that produces hydrogen gas?
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ElectroChemistry
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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?
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ElectroChemistry
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TheScientist
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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.
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ElectroChemistry
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What is the oxidation state of the nitrogen atom in NH4NO3?
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ElectroChemistry
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FrederickaMe
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250
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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?
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ElectroChemistry
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LurleneWest0
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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)
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ElectroChemistry
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HortenseBodn
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450
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What is the number of electrons that are transferred in the following reaction: MnO<sub>4</sub><sup>-</sup> + 8H<sup>+</sup> + 5e<sup>-</sup> → Mn<sup>2+</sup> + 4H<sub>2</sub>O
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ElectroChemistry
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KurtisWiese
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350
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What is the total number of electrons transferred in the following electrochemical reaction: 2Fe3+ (aq) + Mg (s) → 2Fe2+ (aq) + Mg2+ (aq)?
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ElectroChemistry
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AnnabelleBal
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290
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What is the number of electrons transferred when zinc metal reacts with copper(II) ions in a galvanic cell? The balanced reaction is:Zn(s) + Cu2+(aq) → Zn2+(aq) + Cu(s)
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ElectroChemistry
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TimmyRosenbe
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410
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What is the number of electrons transferred in the electrochemical reaction between silver (Ag) and copper (Cu) in which silver ions (Ag+) get reduced to silver metal (Ag) while copper metal (Cu) is oxidized to copper ions (Cu2+)?
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ElectroChemistry
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XNQFlorian43
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580
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What is the oxidation state of sulfur in the compound SO3?
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ElectroChemistry
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ErvinLeveret
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610
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What is the oxidation state of sulfur in the compound Na2SO4?
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ElectroChemistry
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Shanice62T06
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370
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What is the oxidation state of manganese in the compound KMnO4?
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ElectroChemistry
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EdithScarbor
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390
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What is the oxidation state of nitrogen in the compound HNO3?
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ElectroChemistry
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SabrinaNadea
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310
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What is the oxidation state of chlorine in the compound HClO4?
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ElectroChemistry
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Deanne12D44
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390
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What is the oxidation state of the carbon atom in CH3OH molecule?
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ElectroChemistry
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Recent questions and answers in ElectroChemistry
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