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    saturnblack's Avatar
    saturnblack Posts: 12, Reputation: 1
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    #1

    Jan 13, 2010, 04:43 PM
    The formula?
    Need the formula describing the relationship between absorbance and %T?
    InfoJunkie4Life's Avatar
    InfoJunkie4Life Posts: 1,409, Reputation: 81
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    #2

    Jan 13, 2010, 10:26 PM



    Say input is 1 the output is going to be a fraction of the input if there is any absorption, thus %T. The amount of absorption is given by the above equation. When A = 0; %T = 100. However when we look at the graph there is a vertical line at %T = 0, which means A would be infinite.

    Beer's Law - Google Search
    InfoJunkie4Life's Avatar
    InfoJunkie4Life Posts: 1,409, Reputation: 81
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    #3

    Jan 13, 2010, 10:27 PM

    By input I mean a light ray passing through something.
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