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Author(s):   Wine, P.H.; Thompson, R.J.; Ravishankara, A.R.; Semmes, D.H.; Gump, C.A.; Torabi, A.; Nicovich, J.M.
Title:   Kinetics of the reaction OH + SO2 + M →’ HOSO2 + M. Temperature and pressure dependence in the falloff region
Journal:   J. Phys. Chem.
Volume:   88
Year:   1984
Reference type:   Journal article
Squib:   1984WIN/THO2095

Reaction:   ·OH + SO2HOSO2
Reaction order:   2
Temperature:   260 - 420 K
Pressure:  0.13 - 1.01 bar
Rate expression:   1.26x10-12 [±2.99x10-13 cm3/molecule s] (T/298 K)-0.70
Bath gas:   N2
Category:  Experiment
Data type:   High or low pressure extrapolation
Excitation technique:   Flash photolysis (laser or conventional)
Analytical technique:   Resonance fluorescence

View full bibliographic record.

Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm3/molecule s]
260 1.39E-12
275 1.33E-12
300 1.25E-12
325 1.19E-12
350 1.13E-12
375 1.07E-12
400 1.03E-12
420 9.91E-13