Chemistry 9701 · AS & A Level · Atoms, molecules and stoichiometry

Atoms, molecules and stoichiometry — practice question

What is the least amount of oxygen molecules required for the complete combustion of $40.0\,\text{g}$ of methanol?

  • A$1.88$ moles
  • B$2.50$ moles
  • C$3.75$ moles
  • D$5.00$ moles

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