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Old 04-10-2007, 07:47 AM   #4
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Equation for denitrifying process:

Nitrate to Nitrite to Nitrogen


Redox equation (I prefer)

NO3 + 2 electrons + H+ <=> NO2 + H2O

NO2 + 3 electrons + 4 H+ 1/2 N2 (nitrogen gas) + 2 H2O

or taken together:

NO3 + 5 electrons + 6 H+ <=> 1/2 N2 + 3 H2O
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