A Solution of MnO₄^2- Is Electrolytically Reduced to Mn³⁺

question 10

Multiple Choice

A solution of MnO₄^2- is electrolytically reduced to Mn³⁺. A current of 8.14 amp is passed through the solution for 12.4 minutes. What is the number of moles of Mn³⁺ produced in this process? (1 faraday = 96,485 coulombs)

• A) 0.000349 mol
• B) 0.0157 mol
• C) 0.0628 mol
• D) 0.0314 mol
• E) 0.0209 mol

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Definitions:

Glia

Glia, or glial cells, are non-neuronal cells in the central nervous system that provide support and protection for neurons, playing a crucial role in brain function.

Resting Potential

The electrical potential of a neuron or muscle cell at rest, with the interior being negatively charged relative to the exterior.

Cell Body

The spherical part of a neuron that contains the nucleus and connects to the dendrites, which bring information to the neuron, and the axon, which sends information to other neurons.

Neuron

A specific type of cell responsible for conveying nerve signals; also known as a neuron.