What would the potential of a standard hydrogen electrode (S.H.E.) be under the following conditions?   [H+]=0.67 M?H2=2.7 atm?=298 K   ?=

Q: Multiple Choice For each pair of standard cell potential and electron stoichiometry values below,…

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Q: Calculate the potential of the electrochemical cell and determine if it is spontaneous as written at…

A: To calculate the electrode potential of the given electrochemical cell solving only the first…

Q: The Faraday constant is 96500 Coulombs/mole e-.. Find the electronic charge; use the relation: 1 mol…

A: Faraday is a measure of electric charge. It is defined as the charge carry by  one mole of…

Q: In a certain electrolysis experiment involving A1³+ ions, 57.2 g of Al is recovered when a current…

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Q: Consider the following galvanic cell: Ag(s) | Ag*(3.0 × 10“M) || Fe³*(1.1 × 10³ M), Fe²"(0.040 M) |…

A: Given,

Q: The free energy change for the following reaction at 25 °C, when [H+] = 1.15 M and [Co²+] = 0.00897…

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Q: Calculate the standard cell potential, E cells for each electrochemical cell given the following…

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Q: calculate the electrode potentials of the following half cells: HCL (3.50M) | H2 (0.950atm), Pt.

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Q: Given that the standard electrode potentials (E°) of metals are :K+/K = -2.93 V, Ag+/Ag = 0.80 V,…

A: Lower the value of reduction potential, stronger the reducing agent and higher the value of…

Q: By what ratio will Q change if the cell potential is increased by 0.63 V? Assume v = 1 and the…

A: The electrode which has less negative reduction potential will act as a cathode and will undergo…

Q: What would the potential of a standard hydrogen electrode (S.H.E.) be under the following…

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Q: An aqueous solution of an unknown salt of molybdenum is electrolyzed by a current of 2.50 A passing…

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Q: 28 Calculate standard electrode potential and Gibbs free energy of the cell: Ga | Ga³+ || Ag* | Ag

A: For the given cell  with the anode on the left and the cathode on the right, we can calculate the…

Q: Consider an electrochemical cell operating under standard conditions and at 25 °C. One half cell is…

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Q: For the reaction; 4H+   +  PbO2  + 2 Fe 2+ →  2 Fe 3+ + Pb2+  +  2 H2O, the standard electrode…

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Q: In a standard electrochemical cell, A4+ constant is 2.23x1054 (Use R = 8.314 J/mol-K; F = 96485…

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Q: Pt(s) | V³+ (aq, 0.210 M), V²+ (aq, 0.00600 M) || S.H.E. Ecell = V E√³+√√2+ = -0.255 V The Pt…

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Q: • The siandard reaction free energy AG". • The equilibrium constant K at 25.0 °C. • The cell…

A: Gibbs free energy of a reaction is related with its equilibrium constant K  by the equation, ∆G =…

Q: * :For Electrode Potentials The potential difference between the electrodes of the cell cannot be…

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Q: Consider the following cell reaction: Cd(s) + 2 H*(? M)=Cd²+(1.00 M) + H₂(g)(1.00 atm) If the cell…

A: The cell reaction given is, Given: Cell potential = 0.168 V And temperature = 298 K

Q: Consider the following galvanic cell and calculate the cell potential (Ecell). Co(s) | Co2"(aq, 0.15…

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Q: An

A: We will calculate nfactor

Q: Consider the electrochemical cell reaction of hydrogen gas and chlorine gas to produce 1 mol of HCI…

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Q: 1. Given below are the standard electrode E+1.33V A: Cr0,+14H+6e 2Cr +7 H;Om: B: Cu"+ 2e Cu;…

A: Electrochemistry is the branch of chemistry which studies the change of chemical energy into…

Q: The free energy change for the following reaction at 25 °C, when Sn2+ = 0.00776 M, is -133 kJ: Sn²+…

A: Spontaneous reaction : It is the reaction which favours the product reaction that is it supports the…

Q: Consider the following cell reaction: Fe(s) + 2 H*(? M) –Fe²*(1.00 M) + H>(g)(1.00 atm) If the cell…

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Q: What mass of iron (III) sulfate is present in 100 cm3 of the solution used to measure the standard…

A: 39.9 g

Q: Which of the following is not correct ? Electrode potential or cell potential is an intensive…

A: 1) Electrode potential or cell potential is independent of the amount of substance involved. It is…

Q: Given the balanced electrochemical reaction below (M and N represent generic metals), what is the…

A: Nernst equation is used to find the Ecell under non standard conditions.…

Q: For the cell below, the standard potential is Eocell = 1.62 V   ( F =96500 C/mole e-) ( 1VC=1J)…

A: Gibbs free energy of a cell reaction can be written as ∆G=-nFEocell From this expression we can…

Q: Calculate the energy of a photon released by the n = 6 to n = 3 transition in the hydrogen emission…

A: Given,  Calculate the energy of a photon released by the n = 6 to n = 3 transition in the hydrogen…

Q: Use the data in the standard electrode potential Determine AG and AG (in kJ/mol) for the following…

A: The given balanced cell reaction is         ..............(A)  ------------------------------------

Q: Consider the following cell reaction: Ni(s) + 2 H*(? M) →Ni²*(1.00 M) + H2(g)(1.00 atm) If the cell…

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Q: Consider the following galvanic cell: Agls) | Ag"(3,0 x 10“ M) || Fe³"(1.1 × 10³ M), Fe²"(0.040 M) |…

A: The give cell notation is            Ag(s)/Ag+(3.0×10-4 M)   //      Fe3+(1.1×10-3 M), Fe2+(0.040…

Q: Calculate the potential for each cell as written at 25 °C. Indicate whether the metal electrode in…

A: Let us consider a cell notation: Zn(s)|Zn2+aq∥(salt bridge)H+|H2g|Pt(anode)…