Describe how ethanol can be used to test a sample of food for the presence of fat. Include the result for a positive test.
Answers
Answered by
2
Answer:
If lipids are present in the mixture, it will precipitates and forms an emulsion. Add the food sample to 2 cm3 of ethanol, shake well. Allow to settle in a test tube rack for 2 minutes for food to dissolve in ethanol. ... A MILKY-WHITE EMULSION is a positive result: lipid is present.
Similar questions