4. A voltaic cell employs the following redox reaction: 2 Fe3+(aq) + 3 Mg(s) → 2 Fe(s) + 3 Mg2+(aq) What is the number of electrons that have been transferred in this redox reaction?
5. Use the following reduction potentials to determine if the reaction in Question 4 represents a voltaic or electrolytic cell and if the reaction is spontaneous or non-spontaneous. Fe3+(aq) + 3 e−(aq) → Fe(s) Eo = −0.036 V Mg2+(aq) + 2 e−(aq) → Mg(s) Eo = −2.37 V
4. A voltaic cell employs the following redox reaction: 2 Fe3+(aq) + 3 Mg(s) → 2...
A voltaic cell employs the following redox reaction: 2 Fe3+ (aq) + 3 Mg(s) + 2 Fe (s) + 3 Mg²+ (aq) Calculate the cell potential at 25 °C under each of the following conditions. Part B [Fe3+] =1.3x103 Μ; [Mg2+] = 1.85 M ΡΟΙ ΑΣΦ 5 - 0 ΕΞΙ ? Ecell = - Part [Fe3+] = 1.85 M ; (Mg2+] = 1.3x10-3 M 1190 AM O O ? Ecell =
A voltaic cell employs the following redox reaction: 2 Fe3+ (aq) + 3 Mg(s) + 2 Fe (s) + 3 Mg2+ (aq) Calculate the cell potential at 25 °C under each of the following conditions. Part B You may want to reference (Pages 865 - 869) Section 19.6 while completing this problem. [Fe3+] = 2.5x10-3 M ; [Mg2+] = 2.85 M Express your answer in units of volts. ΟΙ ΑΣΦ ? Ecell V Submit Request Answer Part C [Fe3+] =...
Submit Request Answer A voltaic cell employs the following redox reaction: 2 Fe3+ (aq) + 3 Mg(s) + 2 Fe(s) + 3 Mg2+ (aq) Calculate the cell potential at 25 °C under each of the following conditions. Part C [Fe3+] = 2.35 M; Mg2+] = 1.8x10-3 M Express your answer in units of volts. VA O O ? Ecell = Submit Request Answer
the following reaction occurring in an electrochemical cell at 25°C. (The equation is balanced.) fone 2 pts) a. Use the standard half-cell potentials listed below to calculate the standard cell potential (Eºcell) for 3 Sn(s) + 2 Fe* (aq) - 3 Sn2+ (aq) + 2 Fe(s) Sn 2(aq) + 2 e -Sn (s) E = -0.14 V Fe3+ (aq) + 3 e Fe(s) E° = -0.036 V A) -0.176 V B)-0.104 V C) +0.104 V D) +0.176 V b. Write...
Answer the questions given the following reaction and cell potentials. 3 I2(s) + 2 Fe(s) → 2 Fe3+(aq) + 6 I⁻(aq) E°iron = -0.036 V and E°iodine = 0.5355 V (blank 1) Calculate the standard cell potential for the reaction. (blank 2) Is this process spontaneous? (yes or no) (blank 3) How many electrons are transferred during the redox reaction? (blank 4) Calculate the equilibrium constant K.
A voltaic cell employs the following redox reaction: 2Fe3+(aq)+3Mg(s)→2Fe(s)+3Mg2+(aq) Calculate the cell potential at 25 ∘C under each of the following conditions. (standard condition was 2.33) A) [Fe3+]= 1.3×10−3 M ; [Mg2+]= 1.75 M B) [Fe3+]= 1.75 M ; [Mg2+]= 1.3×10−3 M
cell A voltaic cell employs the following redox reaction: Cu(s) + 2 Ag+ (aq) – Cu 2+ (aq) + 2 Ag(s) The E° for the reaction is +0.46 V. The initial (nonstandard) conditions are: [Ag +] = 0.025M; [Cu 2+] = 2.0 M Part a. Write the half-reaction that occurs at the anode. Part b. Write the half-reaction that occurs at the cathode. Part c. How many electrons are transferred in this reaction? Part d. What is the cell potential,...
A voltaic cell employs the following redox reaction: Cu(s) + 2 Ag + (aq) → Cu 2+ (aq) + 2 Ag(s) The Eº cell for the reaction is +0.46 V. The initial (nonstandard) conditions are: [Ag +] = 0.025M ; [Cu 2+] = 2.0 M Part a. Write the half-reaction that occurs at the anode. Part b. Write the half-reaction that occurs at the cathode. Part c. How many electrons are transferred in this reaction? Part d. What is...
A voltaic cell employs the following redox reaction: 2Fe3+(aq)+3Mg(s)→2Fe(s)+3Mg2+(aq)2Fe3+(aq)+3Mg(s)→2Fe(s)+3Mg2+(aq) Calculate the cell potential at 25 ∘C∘C under each of the following conditions. Part A: standard conditions Part B: [Fe3+]=[Fe3+]= 2.0×10−3 MM ; [Mg2+]=[Mg2+]= 2.25 M Part C: [Fe3+]=[Fe3+]= 2.25 MM ; [Mg2+]=[Mg2+]= 2.0×10−3 M
A voltaic cell employs the following redox reaction: Cu(s) + 2 Ag + (aq) → Cu 2+ (aq) + 2 Ag(s) The Eº cell for the reaction is +0.46 V. The initial (nonstandard) conditions are: [Ag +] = 2.0 M ; [Cu 2+] = 0.025 M Part a. Write the half-reaction that occurs at the anode. Part b. Write the half-reaction that occurs at the cathode. Part c. How many electrons are transferred in this reaction? Part d. What is...