A mixture of water and ethanol can be separated using
A. crystallization
B. sublimation
C. decantation
D. distillation
The correct answer is:
D. distillation ✅
Explanation:
Water and ethanol form a homogeneous liquid mixture.
They have different boiling points (ethanol ~78°C, water ~100°C).
Distillation uses heat to separate liquids based on boiling points, so ethanol can be vaporized and collected separately from water.
Other methods like crystallization, sublimation, or decantation won’t work because the liquids are miscible and don’t form solids.
PQN: 8
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