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Chemistry Forums for Students => Undergraduate General Chemistry Forum => Topic started by: ST_08_09 on May 31, 2008, 10:06:15 AM

Title: Absorbance
Post by: ST_08_09 on May 31, 2008, 10:06:15 AM

What Value of absobance corresponds to 45% T ?

Thanks in advance

Title: Re: Absorbance
Post by: Yggdrasil on May 31, 2008, 11:35:06 AM

A = log(T)

Where T is expressed in decimal notation, not percent (i.e. 0.45 instead of 45%)

http://en.wikipedia.org/wiki/Absorbance