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When ethanol (empirical formula C2H6O) burns, it combines with oxygen and forms carbon dioxide and water. Which of the following is the balanced chemical reaction for the burning of ethanol?

  • a.C2H6O + O2  →  CO2 + H2O
  • b.C2H6O + 2 O2  → 2 CO2 + 3 H2O
  • c.2 C2H6O + 3 O2  → 4 CO2 + 6 H2O
  • d.C2H6O + 3 O2  →  2 CO2 + 3 H2O
  • e.C2H6O + 2 O2  →  2 CO2 + 2 H2O

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