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Author(s):   Husain, D.; Lee, Y.H.
Title:   Measurement of absolute rate data for the reaction of atomic potassium, K(42S1_2), with CH3F, C2H5F, C6H5F, CH3Br, C2H5Br, HCl and HBr by time-resolved atomic resonance absorption spectroscopy at λ = 404 nm (K(52Pj) → K(42S1/2))
Journal:   Int. J. Chem. Kinet.
Volume:   20
Year:   1988
Reference type:   Journal article
Squib:   1988HUS/LEE223

Reaction:   CH3Br + K·CH3 + KBr
Reaction order:   2
Temperature:   798 - 903 K
Pressure:  7.60E-2 - 8.67E-2 bar
Rate expression:   1.69x10-10 [cm3/molecule s] e-15881 [±1272 J/mole]/RT
Uncertainty:   1.17999995
Bath gas:   He
Category:  Experiment
Data type:   Absolute value measured directly
Excitation technique:   Flash photolysis (laser or conventional)
Analytical technique:   Vis-UV absorption

View full bibliographic record.

Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm3/molecule s]
798 1.55E-11
800 1.56E-11
825 1.67E-11
850 1.79E-11
875 1.91E-11
900 2.03E-11
903 2.04E-11