How Many Moles of Oxygen Gas Are Needed to React

question 62

Multiple Choice

How many moles of oxygen gas are needed to react with 9 moles of acetylene, C₂H₂?
​
2C₂H₂ + 5O₂(g) → 4CO₂ + 2H₂O

• A)0.4 moles
• B)4.5 moles
• C)9 moles
• D)18 moles
• E)22.5 moles

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