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Asked by Ainsley

What is the concentration of an unknown potassium dichromate solution with an absorbance of 1.603 at 345nm? (The path length is 1 cm, molar absorptivity constant = 0.412 A.mol-1.cm-1 )
7 years ago

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Answered by DrBob222
A = abc
You know A = 1.603
You know a = 0.412
You know b = 1 cm
Solve for c.
7 years ago

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