R. Meyer J. Köhler A. Homburg Explosives

335 Thermodynamic Calculation of Decomposition Reactions
Table 39. Equilibrium constants.
Temperature
K
K1*) =
[CO] · [H2O]
[CO2] [H2]
K2 =
[CO] · [NO]
[N2] 1/2 [CO2]
K3**) =
[CO] 2
[CO2]
1000 0.6929 1.791V10 –16 2.216 V 10 –3
1200 1.3632 2.784V10 –13 5.513 V 10 –2
1400 2.1548 5.238V10 –11 5.346 V 10 –1
1500 2.5667 4.240V10 –10 1.317
1600 2.9802 2.638V10 –9 2.885
1700 3.3835 1.321V10 –8 5.744
1800 3.7803 5.520V10 –8 10.56
1900 4.1615 1.982V10 –7 18.15
2000 4.5270 6.254V10 –7 29.48
2100 4.8760 1.767V10 –6 45.61
2200 5.2046 4.536V10 –6 67.67
2300 5.5154 1.072V10 –5 96.83
2400 5.8070 2.356V10 –5 134.2
2500 6.0851 4.858V10 –5 181.0
2600 6.3413 9.467V10 –5 238.1
2700 6.5819 1.755V10 –4 306.5
2800 6.8075 3.110V10 –4 387.0
2900 7.0147 5.295V10 –4 480.2
3000 7.2127 8.696V10 –4 586.8
3100 7.3932 1.383V10 –4 706.9
3200 7.5607 2.134V10 –3 841.0
3300 7.7143 3.207V10 –3 989.1
3400 7.8607 4.704V10 –3 1151
3500 7.9910 6.746V10 –3 1327
3600 8.1144 9.480V10 –3 1517
3700 8.2266 1.307V10 –2 1720
3800 8.3310 1.772V10 –2 1936
3900 8.4258 2.364V10 –2 2164
4000 8.5124 3.108V10 –2 2406
4100 8.5926 4.030V10 –2 2656
4200 8.6634 5.160V10 –2 2919
4300 8.7296 6.530V10 –2 3191
4400 8.7900 8.173V10 –2 3474
4500 8.8442 1.013V10 –1 3765
4600 8.8888 1.243V10 –1 4064
4700 8.9304 1.511V10 –1 4370
4800 8.9698 1.823V10 –1 4684
4900 9.0001 2.181V10 –1 5003
5000 9.0312 2.591V10 –1 5329
5100 9.0524 3.056V10 –1 5659
5200 9.0736 3.581V10 –1 5993
5300 9.0872 4.171V10 –1 6331
* Revised values published in JANAF Thermochemical Tables, The Dow
Chemical Company, Midland, Michigan, 1965. The values for K2 and K3 are
taken from Cook, The Science of High Explosives, Chapman & Hall, London
1958.
** Applies only in the presence of elementary carbon.