3. Compound Z absorbs light of wavelength 320 nm. A 1.0 × 10–3 mol dm–3 solution of a compound Z gives an absorbance reading of 0.15 when placed in a solution cell of path length 1 cm. What is the value of the molar extinction (absorption) coefficient of Z? 4. A 0.100 mol dm−3 aqueous solution of nickel(II) salt shows three absorbances, one of which has a value of ε = 2.95 dm-3 per mol per centimeter. What is the corresponding absorbance, if the path length of the solution cell used for the measurement is 1.00 cm? Write the value only.

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3. Compound Z absorbs light of wavelength 320 nm. A 1.0 × 10–3 mol dm–3 solution of a compound Z gives an absorbance reading of 0.15 when placed in a solution cell of path length 1 cm. What is the value of the molar extinction (absorption) coefficient of Z?

3. Compound Z absorbs light of wavelength 320 nm. A 1.0 × 10–3 mol dm–3 solution of a compound Z gives an absorbance reading of 0.15 when placed in a solution cell of path length 1 cm. What is the value of the molar extinction (absorption) coefficient of Z?

Macroscale and Microscale Organic Experiments

7th Edition

ISBN:9781305577190

Author:Kenneth L. Williamson, Katherine M. Masters

Publisher:Kenneth L. Williamson, Katherine M. Masters

Chapter14: Ultraviolet Spectroscopy, Refractive Indices, And Qualitative Instrumental Organic Analysis

Section: Chapter Questions

Problem 4Q

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