XPost: sci.space.policy, sci.physics, rec.arts.sf.science   
   From: tkoenig@netcologne.de   
      
   Peter Fairbrother  schrieb:   
      
   > Lithium (peroxide) canisters do not just absorb carbon dioxide, they   
   > also produce oxygen:   
   >   
   > 2 Li2O2 + 2 CO2 → 2 Li2CO3 + O2   
      
   Actually, it is water that is being produced.   
      
   The net reaction is   
      
   2 LiO + CO2 --> Li2CO3 + H2O   
      
   which is understandable because water is a much lower energy.   
      
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