Air contains 20% by volume of oxygen. The volume of air required for the compoete combustion of 1L of methane under the same conditions is

Air contains 20% by volume of oxygen. The volume of air required for t

1.	Air contains 20% by volume of oxygen. The volume of air required for the compoete combustion of 1L of methane under the same conditions is
Answer» 2L 4L 10L 0.4L Answer :C