Which one substance is used to remove both $\rm{H_{2}S}$ and $\rm{CO_{2}}$ from biogas?

E

Editor

Sep 18, 2022

Which one substance is used to remove both $\rm{H_{2}S}$ and $\rm{CO_{2}}$ from biogas?

Difficulty: Easy

A:

Sodium oxide

B:

Calcium oxide

C:

Both A and B

D:

None of the above

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