A Solution of Chloramphenicol (MW 323

question 14

Multiple Choice

A solution of chloramphenicol (MW 323.1) in water gave an absorbance of 0.610 at 278 nm in a 1-cm cuvette; the concentration was 0.02 mg/mL.What is the molar absorptivity of chloramphenicol?

• A)30.5 L/mol•cm
• B)3050 L/mol•cm
• C)9855 L/mol•cm
• D)11241 L/mol•cm

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