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Question 19.4: Thomaz and Stevens (in Molecular Luminescence, New York: W. ...

Thomaz and Stevens (in Molecular Luminescence, New York: W. A. Benjamin Inc, 1969) studied the fluorescence quenching of pyrene in solution. Using the following information, determine k_{f} and k_{q} for pyrene in the presence of the quencher Br_{6}C_{6}.

\left[ Br_{6}C_{6} \right]\left( M \right) \tau_{f}\left( s \right)
0.0005 2.66×10^{-7}
0.001 1.87×10^{-7}
0.002 1.17×10^{-7}
0.003 8.50×10^{-8}
0.005 5.51×10^{-8}
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