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

Atoms, molecules and stoichiometry — practice question

What is the empirical formula for butanoic acid?

  • A$\text{C}_2\text{H}_4\text{O}$
  • B$\text{C}_3\text{H}_6\text{O}$
  • C$\text{C}_4\text{H}_8\text{O}$
  • D$\text{C}_5\text{H}_{10}\text{O}$

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