Question

A solution was placed in a 0.50 cm cuvette. Its absorbance was measured to be A = 0.84 at 230 nm. Calculate the concentration of the solution if the molar absorptivity of the compound at 230 nm is 14 mol–1 dm3 cm–1.

Name: a solution was placed in a 050 cm cuvette its absorbance was measured to be a 084 at 230 nm calculate the concentration of the solution if the molar absorptivity of the compound at 230 nm is 82165
Uploaded: 2022-03-25T04:12:16-08:00
Duration: 1 min 21 s
Channel: Shveta Prithiani
Description: a solution was placed in a 050 cm cuvette its absorbance was measured to be a 084 at 230 nm calculate the concentration of the solution if the molar absorptivity of the compound at 230 nm is 82165

          A solution was placed in a 0.50 cm cuvette. Its absorbance was measured to be A = 0.84 at 230 nm.  Calculate the concentration of the solution if the molar absorptivity of the compound at 230 nm is 14 mol–1 dm3 cm–1.

Added by Stephanie C.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Shveta Prithiani

03/25/2022

Step 1

Step 1: Identify the formula for absorbance using Beer-Lambert Law, which is given by the equation: \[ A = \varepsilon \cdot c \cdot l \] where: - \( A \) is the absorbance, - \( \varepsilon \) is the molar absorptivity (in mol\(^{-1}\) dm\(^3\) cm\(^{-1}\)), - \( Show more…

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A solution was placed in a 0.50 cm cuvette. Its absorbance was measured to be A = 0.84 at 230 nm. Calculate the concentration of the solution if the molar absorptivity of the compound at 230 nm is 14 mol–1 dm3 cm–1.