A Solution of Is Electrolytically Reduced to Mn³⁺

question 21

Multiple Choice

A solution of is electrolytically reduced to Mn³⁺.A current of 5.19 A is passed through the solution for 15.0 min.What is the number of moles of Mn³⁺ produced in this process? (1 faraday = 96,486 coulombs)

• A)0.145 mol
• B)1.08 × 10^-3 mol
• C)0.0161 mol
• D)0.0484 mol
• E)2.69 × 10^-4 mol

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