Question

The biogas used for cooking is a mixture of which of the following ?
A) Carbon dioxide & oxygen B) Isobutane & propane C) Methane & carbon monoxide D) Methane & carbon dioxide

Answer 1

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Methane

Biogas is essentially a mixture of Methane (CH4, around 55-75%) but also contains Carbon Dioxide (CO2), around 25-30%), varying quantities of Water (H2O) and Hydrogen Sulphide (H2S).

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Answer 2

Answer:

methane and carbon monoxide is the answer