Ppm 7. The mean lifetime of the excited state produced by irradiating mercury vapor with a pulse of 263.7 nm radiation is 2.5 x 10- 8s. Calculate the approximate value for the width of the fluorescence line produced in this way.

Ppm 7. The mean lifetime of the excited state produced by irradiating mercury vapor with a pulse of 263.7 nm radiation is 2.5 x 10- 8s. Calculate the approximate value for the width of the fluorescence line produced in this way.

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter18: Raman Spectroscopy

Section: Chapter Questions

Problem 18.5QAP

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Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.

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Hwk questions I need help on please

Ppm
2 Thon ghe t
7. The mean lifetime of the excited state produced by irradiating
mercury vapor with a pulse of 263.7 nm radiation is 2.5 x 10-
8s. Calculate the approximate value for the width of the
fluorescence line produced in this way.
8. Calculate the ratio of sodium atoms in the 3p excited states to
the number in the ground state at 2600 and 2610K. The
statistical weights for the 3s and 3p quantum states are 2 and
6, respectively.

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