Absolute alcohol is prepared from rectified spirit by\

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Professor PC Thomas Classes · Answer

Rectified spirit is (95% ethanol and 5% water) is abinery azeotrope which boils at a constant temperature without change in composition. Absolute alcohol ( $100%$ ethanol) is obtained from rectified spirit by adding a small amount of benzene or $\mathrm{CCl}_{4}$ and distilling the ternary mixture ( azeotropic distillation)