The luminescent first-order decay of a certain organic molecule yields the following data t/s 1 2 3 4 10 I 100 60.65 36.79 22.31 13.53 8.21 0.67 where I is the relative intensity. Calculate the mean lifetime t for the process. 8.57 X S

The luminescent first-order decay of a certain organic molecule yields the following data t/s 1 2 3 4 10 I 100 60.65 36.79 22.31 13.53 8.21 0.67 where I is the relative intensity. Calculate the mean lifetime t for the process. 8.57 X S

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

Chapter15: Molecular Luminescence Spectrometry

Section: Chapter Questions

Problem 15.15QAP: The following lifetimes were measured for the chloride quenching of quinine sulfate given in Example...

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Question

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The luminescent first-order decay of a certain organic molecule yields the following data
t/s
2
3
4
10
I
100
60.65
36.79
22.31
13.53
8.21
0.67
where I is the relative intensity. Calculate the mean lifetime T for the process.
8.57
X S
Is it fluorescence or phosphorescence?
O fluorescence
O phosphorescence

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