In the reaction zinc is the anode: Zn(s) | Zn2+ | Cu(s) True or False?

13. Write the oxidation half reaction, the reduction half reaction, and the overall cell reaction for the following galvanic cell. Identify the anode and the cathode and state why you labeled the metals that way. (4) Zn (s) | Zn²+ (aq) || Cu²+ (aq) | Cu (s)

Calculate the equilibrium constant, K, for the following reaction at 25˚C. 2 Fe3+(aq) + Cu(s) → 2 Fe2+(aq) + Cu2+(aq)           E° = 0.46 V Give your answer in scientific notation (e.g. 211 is 2.11e2)

Identify the strongest reducing agent based on the following half- reactions. 2+ +1.22 V → Mn (aq) + 2H₂O(1) +0.61 V MnO₂(s) + 4H* (aq) + 2e- Hg₂SO4(s) + 2e → 2Hg(1) + SO4 (aq) SnO₂(s) + 2H₂O0+ 4e → Sn(s) + 4OH(aq) Cr(OH)3(s) + 3e → Cr(s) + 3OH(aq) -0.95 V -1.48 V Cr Mn02 Hg2SO4 Sn Hg

Question 4: (a) What are redox reactions? Explain the difference between a gal- vanic and an electrolytic cell. Consider the cell described below: Al | AP"(1.00M) | Pb³"(1.00M) | Pb Calculate the cell potential after the reaction has operated long enough for the [Al"] to have changed by 0.60 mol/L. (Assume T = 25°C.) (b) Many elements have been synthesized by bombarding relatively heavy atoms with high-energy particles in particle accelerators. Complete the fol- lowing nuclear equations, which have been used to synthesize elements. U + C-→ Cf + Cf + 'B Lr + + He Bk + in + 6 n 10 Db + 4 in 103

Consider the voltaic cell diagrammed below: Pb (s)| Pb²+ (aq)l| H2 (g)| H* (aq) | Pt (s) a) Write the balanced chemical equation that occurs in the voltaic cell depicted in the diagram. b) If the concentration of Pb2+ in this cell is 0.035 M and the pH is 1.60, what pressure of H2 (g) would keep the cell reaction in equilibrium?

Help on these two please

Which of the following is the correct shorthand notation for the overall cell reaction given below.        Mg(s)  +  Cu2+(aq)  →  Mg2+(aq)  +  Cu(s)   Select one: a. Mg(s) | Mg2+(aq) || Cu2+(aq) | Cu(s) b. Cu(s) | Mg2+(aq) || Cu2+(aq) | Mg(s) c. Mg(s) | Cu2+(aq) || Mg2+(aq) | Cu(s) d. Cu(s) | Cu2+(aq) || Mg2+(aq) | Mg(s)

Set up a cell that has a Mg electrode in a 1.0 M aqueous Mg²+ solution on the left side and a Cu electrode in a 1.0 M aqueous Cu2+ solution on the right side. Add the salt bridge. What is the anode of this system? the Cu electrode the Mg electrode What is the cathode of this system? the Cu electrode O the Mg electrode

Consider the cell diagram: Pb(s)|Pb(NO3)2(aq)||FeCl3(aq)|Fe(s). Write the balanced net-ionic equations for the half-reactions that occur at the two electrodes. a. Anode= b. Cathode=