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    Describes the absorption of electromagnetic radiation by matter

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    Derive a formula that describes the absorption of electromagnetic radiation by matter. Assume that the material contains n atoms per square meter and each atom has a cross sectional area of s. Use No for the number of particles or radiation intensity incident on a unit area. Use N for the number which remain in the radiation beam after traversing a section of the material of thickness x.

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    https://brainmass.com/chemistry/beer-lambert-law/describes-absorption-electromagnetic-radiation-matter-319564

    Solution Preview

    Please see attached

    This is usually referred as Beer-Lambert law:

    Io is the intensity entering the sample at z=0, Iz is the intensity ...

    Solution Summary

    The expert describes the absorption of electromagnetic radiation by matter. The Beer-Lambert law is examined.

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