Question

write the composition of biogas

Answer 1

The chemical composition of biogasis as follows: 50–85% CH4 (methane); 20–35% CO2; H2, N2 and H2S form the rest (Pastorek et al. 2004)

Answer 2

Composition. The composition of biogas varies depending upon the substrate composition, as well as the conditions within the anaerobic reactor (temperature, pH, and substrate concentration). Landfill gas typically has methane concentrations around 50%. ... As produced, biogas contains water vapor.

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