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View Diary: New method uses Sunlight to remove CO2 from Atmosphere: Updated (213 comments)

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  •  Good point (4+ / 0-)
    Recommended by:
    gmb, the fan man, Dauphin, JeffW

    I found a table that gives 258 for C-triple-bond-O.  It has 192 for the double bond in CO2.
    768 - X = 2(258) + 119 for balanced equation (2 mol CO2)
           = 635

         X = 66.5 kcal/mol  (this is delta H)

    or 6.3 MJ/kg.

    About a third as much, but still expensive.

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