# What is the conversion of nitrate to gaseous nitrogen, which then enters the atmosphere?

$\stackrel{V}{N} {O}_{3}^{-} + 6 {H}^{+} + 5 {e}^{-} \rightarrow \frac{1}{2} {\stackrel{0}{N}}_{2} + 3 {H}_{2} O \left(l\right)$