O + H2 -> H + OH

k = 3.87E+04 T^2.7 exp(-6260 cal/mol /RT) cm3/mol s

SOURCE:

Natarajan, K., and Roth, P. (1987) Combust. Flame 70, 267.

A similar expression used in version 1.2 and 2.11 was from Sutherland, J.W., Michael, J.V., Pirraglia, A.N., Nesbitt, F.L., and Klemm, R.B. (1988) 21st Symposium (International) on Combustion, p. 929, who provide references to supporting literature.

COMMENTS:

Served as an optimization variable for GRI-Mech 3.0 and was not changed.

______________________________________________________________________
    Temp      delta-S     delta-H      kf          kr         Keq
     (K)    (cal/mol K)  (kcal/mol) ----(mol,cm3,s)-----
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     300         1.6         2.0    5.20E+06    6.13E+07    8.48E-02
     500         1.6         1.9    1.38E+09    4.40E+09    3.13E-01
    1000         1.6         1.9    2.09E+11    2.52E+11    8.29E-01
    1500         1.6         2.0    1.78E+12    1.55E+12    1.15E+00
    2000         1.7         2.1    6.55E+12    4.78E+12    1.37E+00
    2500         1.7         2.1    1.64E+13    1.08E+13    1.52E+00
    3000         1.7         2.1    3.31E+13    2.03E+13    1.63E+00
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