Question

Why colloid of starch solution not prepared by adding starch powder to boiling hot water?

Answer 1

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The colloid of starch is prepared by dispersion method. 2-3 g of powdered/crushed starch is dissolved in 3- 4 ml of water to make a thin paste. This paste is added to100 ml of boiling water while stirring. Allow the solution to cool and filter. The filtrate is colloid of starch

Answer 2

Explanation:

the colloid of starch is prepared by dispersion of 2 to 3 GM of starch is dissolved in 3 to 4 ml of water to make a thin paste .this paste is added to 100ml of boiling water while stirring. allow the solution to cool and filter