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Fuel Cell
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Slide 1

Fuel Cell

Fuel Cell

Potassium

Hydroxide

Solution

H2

O2

anode

cathode

OVERALL EQUATION

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Slide 2

Anode

Anode

POROUS CARBON

WITH NICKEL (CATALYST)

2H2 (g) +4OH- (aq)  4H2O (l) + 4e-

Half Equation

Slide 3

Cathode

Cathode

POROUS CARBON

WITH NICKEL & NICKEL OXIDE (CATALYST)

O2 (g) + 2H2O (l) + 4e-  4OH- (aq)

Half Equation

Slide 4

Overall equation

Overall equation

2H2 (g) + O2 (g)  2H2O (aq)

about 70% efficiency

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