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1. Need help solving for the Metal Electrode Potential %error for each metal. 2. Write the reaction occurring at each electrode, then combine them into
1. Need help solving for the Metal Electrode Potential %error for each metal.
2. Write the reaction occurring at each electrode, then combine them into a balanced net equation for the entire voltaic cell.
3. G Calculations (label each cell clearly and do the math in the electrode order indicated in the table.
Cell | Measured Total Potential from Multimeter (V)1 | Individual Half-Cell Potentials | Cell Reactions5 | G (kJ)6 | |||
(Cu) Electrode Standard Potential (V)2 | Metal Electrode Experimental Potential (V)3 | Metal Electrode Theoretical Potential (V)4 | Metal Electrode Potential % Error | ||||
Cu | Sn | 0.463 V | 0.34 V | 0.123 V | 0.15 V | Cathode: Copper Glutanate | ||
Anode: Tin | |||||||
Net: | |||||||
Cu | Al | 0.500 V | 0.34 V | 0.16 V | -1.66 V | Cathode: Copper Glutanate | ||
Anode: Aluminum | |||||||
Net: | |||||||
Cu | Fe | 0.491 V | 0.34 V | 0.151 V | 0.77 V | Cathode:Copper Glutanate | ||
Anode: Iron | |||||||
Net: | |||||||
Cu | Zn | 1.062 V | 0.34 V | 0.722 V | -0.76 V | Cathode: Copper Glutanate | ||
Anode: Zinc | |||||||
Net: | |||||||
Anode: Zinc | |||||||
Net: |
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