Measuring Zeta potential is useful in determining which property of colloidal solution?

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🧠 The "Aha!" Moment
In a colloidal system, particles are like "socially distant" groups. To stay stable and prevent them from clumping together (coagulation), they must have a similar charge that keeps them apart. Zeta potential is the measure of this "charge shield."

🗺️ The Surface Barrier
1. The Layers: Every colloidal particle is surrounded by a "fixed layer" of ions and a "diffused layer." 
2. The Potential: The potential difference between these two layers is the Zeta Potential (or elect

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