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A proton exchange membrane fuel cell ( PEMFC ) operates at 6 0 C . The activation overvoltage is measured to be 0 . 2

A proton exchange membrane fuel cell (PEMFC) operates at 60C. The activation overvoltage is measured to be 0.2V, the ohmic overvoltage is 0.1V, and the concentration overvoltage is 0.15V. Calculate the total overvoltage and the resulting actual cell voltage.
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