Question

- Why filter paper cannot be used to separate colloids?
Can we separate alcohol dissolved in water by using a separating funnel? Justif
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Answer 1

Answer:

Why filter paper cannot be used to separate colloids?

The colloidal particles having minute size . So it cant be separated by a filter paper. The colloidal substances having very small constituents as compared to the pores of the filter paper .. Hence, the constituents substances of colloid cannot be separated by ordinary filtration.

Can we separate alcohol dissolved in water by using a separating funnel? Justify

It is not possible to separate mixture of alcohol and water by using a separating funnel because these are not immiscible liquids. The mixture of alcohol and water can be separated by the process of distillation.

Answer 2

Answer:

No we cannot separate colloids using a filter paper. It is because the particles of colloids are very small that they can pass through the pores of the filter paper.

Explanation:

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