Chemistry 5070 · O Level · Separation and purification

Separation and purification — practice question

The diagram illustrates the fractional distillation of an aqueous solution of ethanol. Which statement accounts for why ethanol is collected as the distillate?

  • AEthanol has a higher boiling point than water.
  • BEthanol has a higher melting point than water.
  • CEthanol has a lower boiling point than water.
  • DEthanol has a lower melting point than water.

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