31. What is ΔGo for the reaction Cu + 2Fe3+ →Cu 2+ + 2Fe2+?
a) 0.43 kJ
b) - 41.5 kJ
c) 2.9 kJ
d) -83.2 kJ
e) 0.865 kJ
31. What is ΔGo for the reaction Cu + 2Fe3+ →Cu 2+ + 2Fe2+? a) 0.43...
Consider a galvanic cell that uses the reaction Cu(s) + 2Fe3+(aq) → Cu2+(aq) + 2Fe2+(aq) What is the potential of a cell at 25 °C that has the following ion concentrations? [Fe3+] = 1.0 x 10-4 M [Cu2+] = 0.25 M [Fe2+] = 0.20 M
2Fe3+ (aq) + 2I-(aq) → 2Fe2+ (aq) + I2(aq) What would be the cathode in this reaction? Question options: a. Fe3+ (aq) b. Fe2+ (aq) c. I2(aq) d. I-(aq)
For the reaction Ni2+(aq) + 2Fe2+(aq) ? Ni(s) + 2Fe3+(aq), the standard cell potential E°cell is A. +2.81 V.B. +1.02 V.C. +0.52 V.D. -1.02 V.E. -2.81 V.Please show your steps, thank you :)
A voltaic cell utilizes the following reaction: 2Fe3+(aq)+H2(g)→2Fe2+(aq)+2H+(aq) A. What is the emf of this cell under standard conditions? Express your answer using three significant figures B. What is the emf for this cell when [Fe3+]= 3.90 M, PH2= 0.99 atm, [Fe2+]= 0.0014 M, and the pH in both compartments is 3.80? Please explain this problem to me. Thanks!!
A voltaic cell utilizes the following reaction: 2Fe3+(aq)+H2(g)→2Fe2+(aq)+2H+(aq). emf of this cell under standard conditions E∘ = 0.771 V What is the emf for this cell when [Fe3+]= 3.70 M , PH2= 0.95 atm , [Fe2+]= 1.0×10−3 M , and the pH in both compartments is 3.95? Express your answer using two significant figures.
What is the value of ΔGo in kJ at 25 oC for the reaction between the pair: Cu(s) and Cr3+(aq) to give Cr(s) and Cu2+(aq) Use the reduction potentials for Cr3+(aq) is -0.74 V and for Cu2+(aq) is +0.34 V. Give your answer using E-notation with ONE decimal place (e.g., 2.1 x 10-2 would be 2.1E-2; and 2.12 x 10-2 would also be 2.1E-2.). Do NOT include spaces, units, punctuation or anything else silly
Calculate ΔGo for the reaction of ammonia with oxygen: 4NH3 (g) + 3 O2 (g) → 2N2 (g) + 6 H2O (g) using the following data: Substance NH3 (g) O2 (g) N2 (g) H2O (g) ΔGo (kJ/mol) - 16 0 0 -228.6 a) 212.6 kJ b) 1307.6 kJ c) - 212.6 kJ d) -1435.6 kJ e) -1307.6kJ
What is AG° at 25 °C for the following reaction? 14. Cu²* + Cd → Cu + Cď²+ -71.1 kJ a. -143 kJ b. 596 kJ c. 193 kJ d. 71.1 kJ e.
What is the value of ΔGo at 298K for the following reaction in kJ? 3A2+(aq) + 2B(s)→ 2B3+(aq) + 3A(s) A2+(aq) + 2e- → A(s) E°red = −0.188 V B3+(aq) + 3e- → B(s) E°red = − 0.750 V Thank you!!
C)/-1.78 V )-0.89 V Given that the is the standard E) None of these. 24,Forthe reaction N产(aq) + 2Fe2+(aq) → Ni(s) A) 0.80 V 2Fe3 (aq), the standard cell potential cell is oneduo -0.30 v B 0.30 V 9.チ A) +2.81 V +0.52 V D-1.02 V. D) -0.80 V E) 0.43 V 29. Which one E) -2.81 V. spontaneous 25. Consider an electrochemical cell based on the C? following cell diagram: