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What is the purpose of lyophilic colloids in the context of lyophobic colloids?

Options

  1. AIncrease dispersion
  2. BEnhance coagulation
  3. CForm protective layers
  4. DInduce solvation

Correct answer

C. Form protective layers

Step-by-step solution

Lyophilic colloids, when added to lyophobic sols, form protective layers around lyophobic particles, protecting them from electrolytes.

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