Mole ConceptHard
Question
Air contains 20% O2 by volume. What volume of air is needed at 0o C and 1 atm for complete combustion of 80 g methane?
Options
A.10 L
B.50 L
C.224 L
D.1120 L
Solution
CH4 + 2O2 → CO2 + 2 H2O
16 g 2 × 22.4 L at 0o C and 1 atm
Hence, the volume of air needed
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