Question

.. The process of separation of different components of petroleum by fractional distillation is called
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Answer 1

★ In distillation. A method called fractional distillation, or differential distillation, has been developed for certain applications, such as petroleum refining, because simple distillation is not efficient for separating liquids whose boiling points lie close to one another.

Answer 2

Answer:

Explanation:

Fractional distillation is the use of distillation to separate a liquid mixture into different parts (fractions) that differ in boiling point. The substances in crude oil have different boiling points, so they can be separated by fractional distillation.