9th Class Science Is Matter Around Us Pure Question Bank 9th CBSE Science Is Matter Around Us Pure

  • question_answer
    While diluting a solution of salt in water, a student by mistake added acetone (boiling point 56°C).What technique can be employed to get back the acetone? Justify your choice.

    Answer:

                                                            Acetone can be obtained back by simple distillation of the mixture because the difference in the boiling points of the two liquids is more than 25°C.                    [Note Boiling point of acetone = 56°C Boiling point of water = 100°C]


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