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1. You wish to determine the concentration of a stock solution of brilliant blue FCF (MW=792.8grams/mole; extinction coefficient 625=97000M'cm'). You make a 1:50 dilution of

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1. You wish to determine the concentration of a stock solution of brilliant blue FCF (MW=792.8grams/mole; extinction coefficient 625=97000M'cm'). You make a 1:50 dilution of stock and then you take lul from your 1:50 dilution and dilute up to Iml in a lcm diameter cuvette. You obtain an A625=0.1. What is your total dilution factor? What is the % concentration of the dye in the original stock

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