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

Atoms, molecules and stoichiometry — practice question

A $2.30\,\text{g}$ sample of ethanol was combined with an excess of aqueous acidified potassium dichromate(VI). The reaction mixture was then heated under reflux for one hour. The desired organic product was afterwards obtained by distillation. The yield of product was $60.0\%$. Calculate the mass of product obtained.

  • A$1.32\,\text{g}$
  • B$1.38\,\text{g}$
  • C$1.80\,\text{g}$
  • D$3.00\,\text{g}$

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