Supplying Energy Sustainably (VCE SSCE Chemistry): Flashcards

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Supplying Energy Sustainably
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Max efficiency of fuel cells

Up to 85%85\%

Hydrogen-oxygen fuel cell product

Water only

%\% of H2\text{H}_2 from fossil fuels currently

95%95\%

Green H2\text{H}_2 cost vs fossil fuel H2\text{H}_2

About twice as much

H2\text{H}_2 energy content per gram

143 kJ g1143 \text{ kJ g}^{-1} (petrol: 44 kJ g144 \text{ kJ g}^{-1})

Catalyst for methane steam reforming

Nickel

Microbial fuel cell (MFC) function

Converts organics to electricity via microorganisms

Circular economy concept

Optimal use and reuse of resources

Vanadium redox battery max efficiency

Up to 85%85\%

Crop need for 10%10\% biofuel transport replacement

Nearly 30%30\% of current crop production

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