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Homework Help: Electrolysis of water - Hydrogen

  1. Feb 26, 2006 #1
    If water is so plentiful in Nature, why to not use its electrolysis in industry to obtain hydrogen?
  2. jcsd
  3. Feb 26, 2006 #2


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    Electricity costs money and at the moment it is much cheaper to produced hydrogen from natural gas, light oil or coal, with only 4% by electrolysis.

    See - http://www.eere.energy.gov/hydrogenandfuelcells/production/prod_methods.html

    See also - http://www.bellona.no/en/energy/hydrogen/report_6-2002/22869.html [Broken]

    http://en.wikipedia.org/wiki/Hydrogen_economy (seems the some of the info came from DOE)
    Last edited by a moderator: May 2, 2017
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