Balance the following equation, representing a reaction that takes place in acidic aqueous solution.?

Cr2O7-2 (aq) + C2H5OH (l) >>>>> Cr+3 (aq) +CO2 (g)

Answer:
(Cr2O72- + 14 H+ + 6e- >> 2 Cr3+ + 7H2O) x 2
C2H5OH + 3 H2O >> 2 CO2 + 12H+ + 12e-

2 Cr2O72- + 16H+ + C2H5OH >> 4Cr3+ + 2CO2 + 11 H2O

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