Calculate the cell potential (E cell) for the following reaction that takes place in an electrochemical cell at 25 ^C.
2 ClO2 (g) + Zn (s) ---> 2 ClO2 (aq) + Zn^2+ (aq)
[Zn^2+]=0.46 M, P-ClO2=0.015 atm, [ClO2]=0.75 M
ClO2 (g) + e- ----> ClO2^- (aq) E^o= 0.95 V
Calculate the cell potential (E cell) for the following reaction that takes place in an electrochemical...
Calculate the cell potential for the following reaction that takes place in an electrochemical cell at 25°C. Sn(s) Sn2+(aq, 1.8 M) II Ag+(aq, 0.55 M)1 Ag(s) Sn2+ (aq) + 2 e Ag+ (aq) + e- Sn(s) Ag(s) E = -0.14 V E = 0.80 V -0.84 V +0.86 V 0 -0.93 V +1.12 V O 0.92 V
8) Calculate the cell potential for the following reaction that takes place in an electrochemical cell at 25°C. 8) 10 Al(s) Al3+(aq, 0.1 15 M) I Al3 (aq, 3.89 M) I Al(s) A13+(aq)+3 e Al(s) E =-1.66 V A) 0,030 V B) 0.090 V 9,1.66 V D) 0.00 V E) 0.060 V
1)Calculate the cell potential for the following reaction that takes place in an electrochemical cell at 25°C. Al(s) Al3+(aq, 0.115 M) Al3+(aq, 3.89 M) Al(s) Question options: a) +0.090 V b)+1.66 V c)+0.030 V d)+0.060 V e)0.00 V 2) Determine the identity of the daughter nuclide from the positron emission of F. Question options: a) N b) Na c) Ne d) O e) F
8) Calculate the cell potential for the following reaction that takes place in an electro chemical cell at 25°C. Al(s) A13+(aq, 0.115 M)I I Al3+(aq, 3.89 M) | Al(s) A13+(aq)+3 e Al(s) Eo =-1.66 V A) 0030 V B) 0.090 V 91.66 V D) 0.00 V E) 0.060 V
Consider a galvanic electrochemical cell constructed using Cr/Cr³⁺ and Zn/Zn²⁺ at 25 °C. The following half-reactions are provided for each metal: Cr³⁺(aq) + 3 e⁻ → Cr(s) E°red = -0.744 V Zn²⁺(aq) + 2 e⁻ → Zn(s) E°red = -0.763 V which half reaction takes place at the anode which is the standar cell potential write the balance equation for the overall reaction in acidic sol What is the cell potential for this cell at 25 °C when [Zn²⁺] =...
What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Agt concentration is 8.96x10-4 M and the Zn2+ concentration is 1.05 M ? 2Ag+(aq) + Zn(s)—>2Ag(s) + Zn2+(aq) Answer: V The cell reaction as written above is spontaneous for the concentrations given: __ What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Cl2 pressure is 1.94x10-4 atm,...
1) Calculate the cell potential, E°cell, for the following electrochemical reaction. Cu(s) + I2(g) → Cu+2(aq) + 2I-1(aq) E = ? a.-0.87 V b.-0.19 V c.0.19 V d.0.87 V 2) Calculate the equilibrium constant (Keq) for the following reaction at 25 °C? (Faraday's Constant = 96,500 J / V · mol) & (R = 8.314 J / mol · K) 2Fe+3(aq) + Sn+2(aq) → 2Fe+2(aq) + Sn+4(aq) K = ? a. 4.04 x 107 b. 3.44 x 1018 c. 4.48...
An electrochemical cell is based on the following two half-reactions:oxidation: Sn(s)→Sn2+(aq,1.60 M) +2e-reduction: ClO2(g, 0.130 atm )+e−→ClO2-(aq, 1.55 MM )Compute the cell potential at 25°C
2. Calculate the standard cell emf (cell potential) for electrochemical cells having the following overall cell reactions and predict if they are spontaneous: a) Sn(s) + Pb2+ (aq) → Sn?" (aq) + Pb(s) Eºcell = Volts. Spontaneous? b) 2002 (aq) + Zn?"(aq) → 2Co3+ (aq) + Zn(s) Eºcell__volts; Spontaneous? c) Cl2(g) + 2Br (aq) + 2Cl(aq) + Br2(1); E° = volts; Spontaneous?
Calculate the potential of the electrochemical cell and determine if it is spontaneous as written at 25 °C. Cu(s) Cu2+(0.14 M) | Fe2+(0.0044 M) Fe(s) Ecu?+Icu = 0.339 V Efez lfe = -0.440 V Ecell = v Is the electrochemical cell spontaneous or not spontaneous as written at 25 °C? O not spontaneous O spontaneous Calculate the potential of the electrochemical cell and determine if it is spontaneous as written at 25 °C. Pt(s) Sn2+(0.0048 M), Snº+(0.11 M) || Fe3+(0.12...