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Suspension of soil, chalk powder and fine sand in water write procedure..

Suspension of soil, chalk powder and fine sand in water write procedure..

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60787 Points
3 years ago
Answer & Explanation:

Suspension

It is the solution in which the solute size is more than 100 nm .

Properties of suspension

It is a heterogeneous mixture.

Particle size is more than 1000 nm (10-6 m) and can be seen with naked eyes.

The particles of suspension, in its suspended form scatter a beam of light, i.e., shows Tyndall effect.

It is unstable.

The particles can be separated by filtration.

It is opaque.

To prepare a suspension of soil, chalk powder and fine sand in water. Suspension of sand in water:

Take say 100 mL of distilled water in a beaker

To it add say, 10 g of fine sand in it.

Set well using a glass rod.

In few minutes you will see the suspension gets ready

Activity:

Step 1: Three beakers are taken and 100 ml of water is added in each of them and labelled them as A, B and C respectively.

Step 2: 10g of fine soil (without litter), fine chalk powder and fine sand is added in each beaker separately.

Step 3: Solution is stirred with the help of glass rod.


Thanks

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