For the hypothetical reaction:A+ + B → A + B+What is the cell potential given the following standard reduction potentials for the half cells:A+ + e− → A -1.23 VB+ + e− → B 0.39 V

5. Consider the following under acidic conditions: Cu(s) + MnO4¹ (aq) → Mn²+ + Cu²+ i ii Write the balanced half-reaction for the oxidation that occurs. Write the balanced half-reaction for the reduction that occurs. iii Write the balanced redox reaction. iv Write the potential for each half-reaction next to it (the values are in your text) V Calculate the cell potential. vi Calculate AG at 25 °C. vii Is this reaction spontaneous? Why? viii Draw and label the cell for this reaction. ix Write the line notation for the cell.

A chemist designs a galvanic cell that uses these two half-reactions: half-reaction 2+ MnO2(s)+4H (aq)+2e → Mn (aq)+2 H₂O(1) 2+ Zn(aq) + 2e ->>> Zn(s) standard reduction potential E = +1.23 V red = -0.763 V red Answer the following questions about this cell. Write a balanced equation for the half-reaction that happens at the cathode. Write a balanced equation for the half-reaction that happens at the anode. Write a balanced equation for the overall reaction that powers the cell. Be sure the reaction is spontaneous as written. ☐ Do you have enough O Yes information to calculate the cell voltage under standard conditions? O No If you said it was possible to calculate the cell voltage, do so and enter your answer here. Round your answer to 3 significant digits. Ον ローロ e x10 ×

A chemist designs a galvanic cell that uses these two half-reactions: half-reaction 2+ Cu²+ (aq) + e MnO4(aq) + 2 H₂O(1)+3e Cu (aq) → MnO₂(s)+4 OH (aq) standard reduction potential Eº red = 'red = +0.153 V +0.59 V

Which of the following pairings is CORRECT? Obronze - compound gravel - homogeneous mixture Osolid iodine - atom Obromine gas - molecule white wine - heterogeneous mixture