Question

One of the properties of biogas

A. Its heating capacity is high B. Leaves residue like ash

C. It burns with smoke D. Its heating capacity is low​

Answer 1

Explanation:

it burns with lesser smoke

Answer 2

Answer:

D. Its heating capacity is low.

Explanation:

Biogas has between 30% and 40% less methane (v/v) than fossil fuel-derived natural gas, and therefore a proportionally lower heating value. However, methane concentration in the biogas produced by some operations can be as high as 70%.

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