Chemistry · Electrochemistry
Electricity is passed through an acidic solution of Cu2+ until all the Cu2+ is exhausted, leading to the deposition of 300 mg of Cu metal. A current of 600 mA is then continued to pass through the same solution for another 28 minutes while keeping the total volume fixed at 200 mL. The total volume of oxygen evolved at STP during the entire process is closest to:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1142 mL
- 2125 mL
- 3111 mL✓
- 498 mL
Correct answer
111 mL
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