activity of science - to test the presencce of fat in a food
activity of hindi - trees information write
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Shake or crush the food to make it dissolve. Filter or dilute the food and ethanol mix so that you get a clear liquid (a solution of fat in ethanol). Add this to a test tube of water. A white (milk-like) emulsion indicates the presence of fats or oils.
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Answer: activity of science
Explanation: to check the presence of fat in a food you will need a tissue
- wrap the food properly with the tissue and press it firmly
- now unwrap it
- if you will see oily patches on it ,it means it has fat
- sometimes the patches are of water also, in that case allow the tissue to dry under a fan or in a sunny area
- after sometime when you check if still it has oily patches that means it has fat
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