C2H3 + O2 -> HCO + CH2O


k = 3.98E12 exp(240 cal/mol /RT) cm3/mol s


SOURCE:
Slagle, I.R., Park, J.-Y., Heaven, M.C., and Gutman, D. (1984) J. Am Chem. Soc. 106, 4356.

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    Temp      delta-S     delta-H      kf          kr         Keq
     (K)    (cal/mol K)  (kcal/mol) ----(mol,cm3,s)-----   
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     300         1.0       -87.6    5.95E+12    6.06E-52    9.82E+63
     500          .4       -87.8    5.07E+12    1.77E-26    2.87E+38
    1000         -.5       -88.4    4.49E+12    2.74E-07    1.64E+19
    1500         -.9       -88.9    4.31E+12    7.58E-01    5.69E+12
    2000        -1.2       -89.4    4.23E+12    1.31E+03    3.22E+09
    2500        -1.5       -90.0    4.18E+12    1.19E+05    3.52E+07
    3000        -1.7       -90.7    4.14E+12    2.44E+06    1.70E+06
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