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An Electric Current Is Passed Through a Solution of CuSO4(aq)

Question 6

Multiple Choice

An electric current is passed through a solution of CuSO4(aq) producing Cu(s) at the cathode and O2(g) at the anode. If 3.48 L of O2(g) measured at STP is produced at the anode, how many grams of Cu(s) must have been deposited on the cathode?


A) 3.48 g
B) 4.93 g
C) 9.87 g
D) 19.7 g
E) none of these

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