Homework Help: chem

Posted by Linda on Wednesday, August 27, 2008 at 9:36pm.

In your own words, describe how you would calculate the concentration of green pigment. Assume that your 1/100 solution had an Absorbance of 0.8 and that the extinction coefficient for the green pigment is = 20 mM-1cm-1. Remember the Beer Lambert Law!

chem - DrBob222, Wednesday, August 27, 2008 at 9:54pm
http://en.wikipedia.org/wiki/Molar_absorptivity

Absorbance = epsilon x length of cell x concn in mols/liter.

Answer this Question

Related Questions

bio - In word, Describe how you would calculate the concentration of green ...
Determination of ASA Content of Tablets Lab Report - Not asking for answers ...
Chem - Determine the concentration of a dioxin solution whose percent ...
chemistry - The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0...
chem - The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 ...
Chemistry - The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0...
chem - The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 ...
Chem - I'm confused with Determining the concentration of a soution: beer&#...
chem - How would u prepare each of the following solutions 100 mL of a 245 ppm ...
chem please help - how do i calculate a concentration ratio of oxidised to ...

For Further Reading

First Name:
School Subject:
Answer: