Answer:
(b) Catalyst
Step-by-step explanation:
Distillation is a separation technique used to purify a mixture based on differences in boiling points. The primary component that is removed from the reaction mixture by distillation is the catalyst, which has a lower boiling point than the reactants and products. The catalyst is separated from the reaction mixture through distillation, leaving behind the pure reactants and products.
Step-by-step explanation: