A solution of a specific vitamin has λmax = 251 nm and a concentration of 1.99...

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A solution of a specific vitamin has λmax = 251 nm and a concentration of 1.99...

A solution of a specific vitamin has λmax = 251 nm and a concentration of 1.99 × 10-7 M. The absorbance of the solution at 251 nm is A = 0.170. What is the molar absorptivity of the vitamin at 251 nm? (sample pathlength = 1.00 cm)

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