describe the following observationsa lyophilic
Describe the following observations:
a. Lyophilic colloid is more stable than Lyophobic colloid.
b. Coagulation takes place when sodium chloride solution is added to a colloidal solution of ferric hydroxide.
c. Why Sky appears blue in colour.
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an elastomer is a polymeric substance obtained after vulcanization of rubber vulcanization is the process of improving the properties of rubber by
a how can a colloidal solution and true solution of the similar colour be distinguished from each otherb give four applications of
define underwater inspection methods - inspection of bridgemethod for underwater inspection of a bridge depends on type and extent of damage expected
q show the result of vulcanizationas a result of vulcanization rubber molecules are cross-linked with sulphur this cross-linking makes the rubber
describe the following observationsa lyophilic colloid is more stable than lyophobic colloidb coagulation takes place when sodium chloride solution
name the chief ore of silverexplain with chemical equations the extraction of silver from this
explain the methods of underwater inspectionthere are three common methods of carrying out underwater inspection of bridge elementsa wading
q natural rubber and synthetic rubberthere is often a confusion between the words elastomer and neoprene while elastomer refers to the generic name
describe the following giving suitable examplesi cannizzaro reactionii aldol condensationb give a chemical test to distinguish among ethanal and
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