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Kinetic Molecular Theory: Benzoic Acid

Benzoic acid, C6H5COOH, melts at 122 degrees C. The density in the liquid state at 130 degrees C is 1.08 g/cm^3. The density of solid benzoic acid at 15 degrees C is 1.266 g/cm^3.

In which state is the average distance between molecules the greatest?

Explain the difference in densities at the two temps in terms of the kinetic molecular theory.

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Category:- Chemistry
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