Give reasons for the following observations : (a) Physisorption decre – InterviewSolution

1.	Give reasons for the following observations : (a) Physisorption decreases with increase in tempetature. (b) Addition of alum purifies water. (c ) Brownian movement provides stability to the collidal solution
Answer» Solution :For answer, consult SECTION 5. (b) For answer, consult section 27. (C ) For answer, consult section 20.

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