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← ScienceWhich outcome occurs when high humidity weakens road-salt effectiveness?
A)Increased ion hydration shells✓
B)Decreased lattice dissociation energy
C)Limited Van der Waals forces
D)Reduced metallic bond character
💡 Explanation
The salt's effectiveness decreases because hydration shells form; the mechanism is ion hydration. Water molecules cluster around Na+ and Cl- ions, therefore less salt dissolves; leading to reduced ice melting rather than enhanced melting based on lattice energy alone.
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