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Properties of Gases

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  1. Bio- gas mainly consists of
    1. carbon dioxide any hydrogen
    2. hydrogen and methane
    3. carbon dioxide and methane
    4. hydrogen and oxygen
Correct Option: C

Bio gas is primarily a mixture of methane (CH4) and inert carbon dioxide gas (CO2). However the name 'biogas' gathers a large variety of gases resulting from specific treatment processes, starting from various organic waste - industries, animal or domestic origin waste, etc.


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