Chemistry NMDCAT MCQs Limiting and Excess Reactants
nmdcat.online July 2, 2026

In the reaction 2C₂H₆ + 7O₂ → 4CO₂ + 6H₂O, 60 g of ethane and 224 g of O₂ are used. The volume of CO₂ at STP formed is

A. 44.8 dm³
B. 89.6 dm³
C. 22.4 dm³
D. 67.2 dm³

📝 Explanation

Stoichiometric reaction produces 4 mol CO₂ = 89.6 dm³.

📖 Additional Information

  • 44.8 dm³
  • 89.6 dm³
  • 22.4 dm³
  • 67.2 dm³

Stoichiometric reaction produces 4 mol CO₂ = 89.6 dm³.

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