In a pharmaceutical industry a drug Paracetamol (151.163 g/mol) is determined in a sample. A 0.0315 g samples was reacted with methanol and diluted the solution to 1 L. the solution λ max at 243 nm (ε=2.6×104 cm-1 mol-1 L). The solution exhibits an absorbance of 0.642 in a 2 cm cell. Calculate the percentage paracetamol in the sample.

In a pharmaceutical industry a drug Paracetamol (151.163 g/mol) is determined in a sample. A 0.0315 g samples was reacted with methanol and diluted the solution to 1 L. the solution λ max at 243 nm (ε=2.6×104 cm-1 mol-1 L). The solution exhibits an absorbance of 0.642 in a 2 cm cell. Calculate the percentage paracetamol in the sample.

Chemistry & Chemical Reactivity

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter4: Stoichiometry: Quantitative Information About Chemical Reactions

Section4.8: Stoichiometry Of Reactions In Aqueous Solution-titrations

Problem 2RC

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