Electrochemical cells, batteries and fuel cells

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By the end you’ll be able to

describe how a cell produces a potential difference from reactions involving two different electrodes and an electrolyte
identify oxidation and reduction processes occurring in electrochemical cells in simple examples where required by the specification used
compare non-rechargeable cells and rechargeable cells in terms of reversibility of the chemical reactions and practical uses

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evaluate the advantages and disadvantages of hydrogen fuel cells compared with rechargeable batteries and combustion engines, including energy efficiency, emissions, storage and production of hydrogen

interpret information about battery or fuel-cell applications in familiar and unfamiliar contexts

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