How long does it take to paint a plate with an area 25 cm2 with a layer of Copper is 0.1 mm thick, using a constant current of 0.5 Amp? Note that the density of copper is equal to 8.96 g cm-3 Solution: Applying Faraday's first law: w=Q×e/a×F

Q: Calculate the cell potential of a cell operating with the following reaction at 25°C in which…

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Q: A student wishes to determine the chloride ion concentration in a water sample at 25 °C using a…

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Q: Under standard conditions, hydrogen gas reacts with Hg2+ ions to produce H. The (aq) net cell…

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Q: 2(g) |H '(aq) || Pb<'(aq) | PBS04(s) | Pb(s) he following standard reduction potentials. q) + 2 e¯ ®…

A: Cell equation,  Sn2+ + Cu2+ ---&gt; Sn4+ + Cu Cell potential is affected by concentration.  As the…

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

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Q: 2 a) Consider the following electrochemical cell. Zn (s) | Zn²+ (aq) (0.0080 M) || Fe³+ (0.180 M),…

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Q: Copper is electroplated from CuSO4 solution. A constant current of 4.28 A is applied by an external…

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Q: ELECTROCHEMISTRY: Determine the molar mass (amu) of Metal (M) if it took 2.54 minutes for a current…

A: Charge = current *time (in s)  Charge = 1*2.54*60 = 152.4 C

Q: Consider the voltaic cell H+(aq, ?? M)|H2(g, 1 atm)||Cu(s)|Cu2+(aq. 0.1 M). The measured Ecell for…

A: Given that, the voltaic cell H+(aq, ?? M)|H2(g, 1 atm)||Cu(s)|Cu2+(aq. 0.1 M).  So, [Cu2+] = 0.1 M,…

Q: The equilibrium constant, K, was found to be 2.5 x108 at 25°C for the following reaction, 2X(s) +…

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Q: The standard electrode potential (E°) for Daniel cell is +1.1 V. Calculate the ΔG° for the…

A: Gibbs free energy is the difference between enthalpy and product of entropy.

Q: Given the schematic representation Cd | Cd2+ (1 M) || Ag+ (1 M) | Ag,  write the overall cell…

A: A voltaic cell is an example of electrochemical cell. It uses a chemical reaction to produce…

Q: Calculate the potential for the following cell using concentrations ONLY Zn ZnSO₂(x M), PbSO…

A: Given: Concentration of ZnSO4 or SO42- is 5.00×10-4 M. PbSO4 + 2e- → Pb(s) + SO42-…

Q: Calculate the non-standard cell potential (in V) for the following reaction at 33.56 ℃ with the…

A: The cell reaction taking place is given as, =&gt; Pb2+ (aq) + Li (s) ------&gt; Pb (s) + Li+ (aq)…

Q: d) An electrochemical cell with a standard emf (E°) = 0.43 V is represented as 2 Fe³+ (aq) + Cu(s) →…

A: Information of question

Q: What is the cell potential when 0.1 M C u(NO3)2 and 1.0 M A l(NO3)3 are used? Answer to two decimal…

A: The given electrochemical cell consists of two half-reactions, one involving copper ions (Cu2+) and…

Q: Given the following cells in one container: Pt(s) | Cut (aq), Cu²+ (aq) || Cut (aq) | Cu(s), where…

A: 1)E°cell = E°cell (Cathode) - E°cell (Anode)  0.52- 0.15= 0.37V E°cell is positive so it is galvanic…

Q: Consider the following electrochemical cell in, for which E 0 cell = 0.18 V at 80°C: Pt | H₂(g) |…

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

A: standard electrode potentials (E°) is inversely proportional to reducing power  Higher standard…

Q: The cell potential between two beakers containing copper(II) sulfate solutions and copper metal…

A: To calculate the percent error of the voltage measurement compared to the theoretical predictions,…

Q: Determine the sign of the electrodes in the cell. The left side half-cell is the and charged. The…

A: Answer: The left side of the half cell is the anode and negative charge.

Q: Batteries are charged and discharged due to the concentration of the solutions inside. Calculate the…

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

Q: he voltage generated by the zinc concentration cell described by the line notation Zn(s) Zn2+(aq,…

A: Solution- The given ell notation is-Zn(s) │Zn2+(aq,0.100)││Zn(s) │Zn2+(aq, )oxidation - left hand…

Q: The voltage generated by the zinc concentration cell described by the line notation Zn(s)|Zn^ 2+…

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Q: Batteries are charged and discharged due to the concentration of the solutions inside. Calculate the…

A: The standard Reduction potential of Zn2+, E◦red.= -0.76 V The standard Reduction potential of X2+,…

Q: nitrate, Ni(NO3)2 undergoes electrolysis in order to plate on a sink faucet requiring 2.00 hours…

A: Given,  Time(t)  = 2.0 hrs = 7200 seconds  Current(i) = 2.80 amp Faraday's constant(F)  = 96, 485…

Q: The voltage generated by the zinc concentration cell described by the line notation Zn(s) | Zn²+…

A: It is a concentration cell in which standard electrode potential is zero. With the help of the…

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

A: Given:   Sn4+/Sn2+ = 0.154 V(in terms of reduction)  Or Sn2+/Sn4+ = -0.154 V(in terms of oxidation)…

Q: For a galvanic cell, given the following half-reactions and their standard reduction potentials:…

A: The galvanic (voltaic) cell is the cell in which the reaction takes place spontaneously.  The…

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

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

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Q: What is the cell potential (in V) of a galvanic cell that is described by the following notation? Cd…

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Q: Calculate the standard potential of this cell: Ni(s) | Ni2+(aq) || Cu2+(aq) | Cu(s). E∘=?

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Q: If a water electrolysis cell operates at a current of 7.9 AA , how long will it take to generate…

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Q: Calculate the cell potential of a cell composed of a cathode consisting of a Cd wire immersed in a…

A: This is question is from physics.This is one step solution.We can find cell potential by using…

Q: Consider the following cell:     Zn(s) | Zn2+(aq, 0.200 M) ‖ H+(aq, ? M) | H2(g, 1 M) | Pt(s)…

A: Anode Half-cell Reaction : Zn(s) → Zn2+(aq, 0.200 M) + 2e-  Cathode Half-cell Reaction : 2H+(aq) +…

Q: Calculate Ecell for the following cell: Pt(s) | H2(g) | H *(aq) || Pb2*(aq) | PBSO4(s) | Pb(s) given…

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Q: For the galvanic cell  2Ag+ + Cr  →  2Ag + Cr2+,  which equation allows you to correctly calculate…

A: E°cell = 2.5122 V

Q: Calculate Ecell for the following electrochemical cell at 25 °C Pt(s) | H2(g, 1.00 atm) | H+(aq,…

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Q: he cell notation for an electrochemical cell consisting of an anode where H2 (g) is oxidized to H*…

A: The questions are based on the concept of redox reactions.   Redox Reaction  are those reactions in…

Q: Determine the amount of time (in hours) that a 16.8 ampere current must be applied to a 2.0…

A: The objective of the question is to find out the time required to produce a certain amount of Zinc…

Q: - Calculate the cell potential for the galvanic cell in which the given reaction occurs at 25 °C,…

A: Given -&gt; [Sn2+] = 0.0692 M [Fe3+] = 0.0386 M [Sn4+] = 0.00567 M [Fe2+] = 0.01137 M

Q: A hydrogen electrode is immersed in a 2.0M solution of acetic acid at 25 °C. This electrode is…

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Q: A pure organic acid sample (0.1516 g) is neutralized with OH- ions produced in a constant current of…

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Q: A galvanic cell was constructed where one electrode was a Cu2+(aq)|Cu(s) electrode and the other was…

A: Given,The potential difference between the two electrodes = 1.65 VE0 ( Cu2+(aq) l Cu (s) ) = +0.34…

Q: A student wishes to determine the chloride ion concentration in a water sample at 25 °C using a…

A: Answer: Galvanic cell is a type of cell that converts chemical energy into electrical energy via…