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Derive the expression for the energy of a molecule.

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Consider the system of a gas adsorbed onto a surface. The gas can be treated as a two-dimensional ideal gas, and modeled as a particle in a two-dimensional box. Derive the expression for Q and derive an expression for the energy of this molecule.

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The solution provides explanation and answers. The expert derives the expression for the energy of a molecule.

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A) the adsorption rate is k(1-Q) and the the desorption rate is k'Q. When it ...

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