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Title: Gas-phase rate coefficients and activation energies for the reaction of NO3 radicals with selected branched aliphatic aldehydes
Journal: Phys. Chem. Chem. Phys.
Volume: 5
Page(s): 112 - 116
Year: 2003
Reference type: Journal article
Squib: 2003CAB/SAL112-116
Reaction:
(CH3)2CHCHO + NO3 → Products
Reaction order:
2
Temperature:
298 - 433
K
Pressure: 1.47E-3 bar
Rate expression:
1.0x10-10 [±5.0x10-11 cm3/molecule s] e-21601 [±3193 J/mole]/RT
Bath gas:
He
Category: Experiment
Data type:
Absolute value measured directly
Experimental procedure:
Flow tube - Data taken vs distance
Excitation technique:
Discharge
Time resolution:
In real time
Analytical technique:
Laser induced fluorescence
Comments:
F + HNO3 -> NO3 + HF was used to generate NO3 radicals.
Indicated uncertainties are two standard deviations.
View full bibliographic record.
Rate constant values calculated from the Arrhenius expression:
| T (K) | k(T) [cm3/molecule s] |
|---|---|
| 298 | 1.64E-14 |
| 300 | 1.73E-14 |
| 325 | 3.38E-14 |
| 350 | 5.97E-14 |
| 375 | 9.80E-14 |
| 400 | 1.51E-13 |
| 425 | 2.21E-13 |
| 433 | 2.48E-13 |