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Nageshwar Soorya

UP Board 12th Class- Biology 2021 (For Hindi Medium Students)
Chemistry
3 years ago

Biogas is composed of Oxygen, Carbon dioxide, Nitrogen, Hydrogen, Methane and Hydrogen Sulphide compounds. Which one of the following compounds forms the majority? [A] Carbon dioxide [B] Carbon monoxide [C] Hydrogen sulphide [D] Methane

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