Essential Chemistry for IGCSE - Air And Water (Section 5 - No. 40)
In the context of the atmosphere, what does 'denitrification' refer to?
The process of converting nitrogen compounds into nitrogen gas.
The process of converting nitrogen gas into nitrogen compounds.
The absorption of nitrogen by plants.
The release of nitrogen during photosynthesis.
Explanation
The text defines denitrification as the process of converting nitrogen compounds into nitrogen gas.
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