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Write the steps used to prepare …

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Write the steps used to prepare colloidal solution of egg albumin
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Yogita Ingle 6 years, 1 month ago

1. Break the outer shell of the egg by striking it with a glass rod and collect its colour less liquid along with yellow yolk. Decant the colourless liquid into another beaker. This colourless liquid is known as egg albumin.
2. Prepare 100 ml of 5% solution of sodium chloride in a 250ml beaker. To this solution add egg albumin in small portions with constant stirring. This process should take 15.20 minutes.
3. Filter the contents of the beaker through a filter paper, fixed in a funnel and collect the filtrate. Label this filtrate as ‘egg-albumin sol’.

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