CH4
SOURCE: The standard enthalpy of formation and standard
entropy values at 298 K were provided by Martin J. Rabinowitz of
NASA Lewis Research Center (marty@lerc.nasa.gov)
_____________________________________________
T Cp S delta-Hf
_____ ________________ ________
K cal/mol K kcal/mol
_____________________________________________
200 7.99 41.28 -17.15
298 8.53 44.54 -17.83
300 8.55 44.60 -17.84
400 9.69 47.20 -18.57
500 11.11 49.51 -19.25
600 12.60 51.67 -19.84
700 14.02 53.72 -20.33
800 15.30 55.68 -20.73
900 16.46 57.55 -21.06
1000 17.59 59.34 -21.30
1100 18.57 61.06 -21.46
1200 19.46 62.72 -21.57
1300 20.25 64.31 -21.62
1400 20.97 65.83 -21.63
1500 21.61 67.30 -21.60
1600 22.19 68.72 -21.54
1700 22.71 70.08 -21.45
1800 23.19 71.39 -21.33
1900 23.61 72.66 -21.19
2000 24.00 73.88 -21.04
2100 24.36 75.06 -20.87
2200 24.69 76.20 -20.69
2300 24.99 77.30 -20.50
2400 25.28 78.37 -20.29
2500 25.54 79.41 -20.08
2600 25.79 80.42 -19.85
2700 26.03 81.39 -19.62
2800 26.25 82.34 -19.38
2900 26.47 83.27 -19.13
3000 26.68 84.17 -18.87
[ the thermo data file ]