Biogas produced as a result of anaerobic decay of organic matter consist primarily of_____ gases ?
Answer: None of these
Explanation
Biogas produced as a result of anaerobic decay of organic matter consists primarily of methane (CH4) and carbon dioxide (CO2).
Biogas can also contain small amounts of other gases, such as:
- Water vapor
- Hydrogen sulfide (H2S
- Siloxanes
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