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July 30, 2015

Homework Help: Chemistry Question

Posted by M on Thursday, March 29, 2012 at 6:50pm.

A 500-mL aqueous solution of NaCl was electrolyzed for 15.0 minutes, producing Cl2 gas at the anode. If the pH of the final solution was 12.15, calculate the average current used. (hint: what products are produced at the cathode?)
A. 3.8 A
B. 2.2 A
C. 0.47 A
D. 1.4 A
E. 0.76 A

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