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

43. During the reaction 2NO + O₂ → 2NO₂, 60 g of NO and 32 g of O₂ are mixed. The number of moles of NO₂ formed is

A. 2 moles
✓
B. 1 mole
C. 3 moles
D. 4 moles

📝 Explanation

NO = 2 mol and O₂ = 1 mol. Stoichiometric mixture. NO₂ formed = 2 mol.

📖 Additional Information

  • 2 moles
  • 1 mole
  • 3 moles
  • 4 moles

NO = 2 mol and O₂ = 1 mol. Stoichiometric mixture. NO₂ formed = 2 mol.

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