Question
Riboflavin, also known as vitamin B2, has a molar absorptivity coefficient of 3 x 10 ^3 . If the absorbance reading at a Lmax = 350 nm is 0.90 using a 1 cm cell, what is the concentration of riboflavin in the sample. a. 3.0 x 10^-4 b. 8.57 c. 1.80 x 10^3 d. 9.45 x 10-5

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