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A common pair-wise intermolecular potential is the Lennard-Jones potential, which is given by
φ=4a((σ/r)12-(σ/r)6). Here a and σ are constants and r is the distance between the two molecules.
1. How much work is required to seperate two molecules bound by a Lennard Jones potential?
2. Estimate the equilibrium density of a fluid whose intermolecular potential can be described by the Lennard-Jones potential. For simplicity, assume that molecules in the fluid are arranged at the vertices of a cube (cube lattice), and that these cubes are stacked together in a regular 3-D arrangement.
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determin the rate for the reaction. (B) how long would it take for 25% of the reactant to decompose?
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