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When an aqueous solution containing gold (III) salt is electrolyzed, metallic gold is deposited at the...

When an aqueous solution containing gold (III) salt is electrolyzed, metallic gold is deposited at the cathode, and oxygen gas is generated at the anode. (a) If 7.91 g of Au is deposited at the cathode, calculate the volume of O2 generated at 23°C and 774 mmHg. (b) What is the current used if the electrolytic process took 6.45 h?

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