to prepare a true solution of common salt, chalk powder and starch and distinguish between these on the basis of transparency, filtration criterion, stability
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Answer:
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Explanation:
Dear Student
a) true solutions of common salt, sugar and alum.
Take three clean dry beakers, pour 100 ml of distilled water in each and add pinch of these (common salt, sugar and alum). Stir them properly. They will dissolve completely and hence you will get true solutions. Take three different beakers to make the true solutions.
b) suspension
take three clean and dry beakers. Put 100 ml of water to them and then 10 g of all these ( soil, chalk powder, fine sand) in different beakers. Stir them with glass rod and allow them to stand for sometime and note the observation.
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