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16) Zn anode Anode half-cell- NO3 Zn²+ NO 0.76 V Voltmeter NO₂ Zn(s) →→→ Zn²+ (aq) + 2 e Nat NO₂ Figure 2 -H₂(g) Cathode
Posted: Wed Jul 06, 2022 11:23 am
by answerhappygod
- 16 Zn Anode Anode Half Cell No3 Zn No 0 76 V Voltmeter No Zn S Zn Aq 2 E Nat No Figure 2 H G Cathode 1 (30.15 KiB) Viewed 12 times
16) Zn anode Anode half-cell- NO3 Zn²+ NO 0.76 V Voltmeter NO₂ Zn(s) →→→ Zn²+ (aq) + 2 e Nat NO₂ Figure 2 -H₂(g) Cathode half-cell. (standard hydrogen electrode, SHE) 2H(aq) + 2e H₂(g) If the potential of a Zn-H* cell (like in the figure above) is 0.45 V at 25°C when [Zn²+] = 1.0 M and PH2 1.0 atm, calculate [H*].