Hydrogen Cyanide (HCN) C1H1N1(g)
 
Enthalpy Reference Temperature = Tr = 298.15 K Standard State Pressure = p° = 0.1 MPa
  J·K-1 mol-1 kJ·mol-1  
T/K Cp° S° -[G°-H°(Tr)]/T H-H°(Tr) fH° fG° log Kf
0 0. 0. INFINITE -9.234 135.529 135.529 INFINITE
100 29.167 167.608 230.911 -6.330 135.422 131.784 -68.837
200 31.719 188.377 204.966 -3.318 135.306 128.187 -33.479
 
298.15 35.857 201.828 201.828 0. 135.143 124.725 -21.851
 
300 35.928 202.050 201.829 0.066 135.140 124.660 -21.705
400 39.229 212.863 203.281 3.833 134.972 121.192 -15.826
500 41.731 221.894 206.125 7.885 134.766 117.769 -12.303
 
600 43.806 229.690 209.417 12.164 134.511 114.393 -9.959
700 45.643 236.583 212.815 16.638 134.222 111.063 -8.288
800 47.317 242.788 216.180 21.287 133.919 107.775 -7.037
900 48.844 248.451 219.456 26.096 133.618 104.525 -6.066
1000 50.229 253.670 222.619 31.051 133.328 101.308 -5.292
 
1100 51.484 258.517 225.665 36.137 133.052 98.120 -4.659
1200 52.610 263.046 228.594 41.343 132.793 94.955 -4.133
1300 53.618 267.298 231.409 46.655 132.549 91.812 -3.689
1400 54.522 271.305 234.117 52.063 132.318 88.687 -3.309
1500 55.329 275.095 236.724 57.556 132.099 85.579 -2.980
 
1600 56.049 278.689 239.235 63.126 131.889 82.484 -2.693
1700 56.697 282.107 241.657 68.764 131.685 79.403 -2.440
1800 57.275 285.364 243.996 74.463 131.486 76.333 -2.215
1900 57.794 288.475 246.255 80.217 131.289 73.274 -2.014
2000 58.262 291.451 248.441 86.020 131.094 70.226 -1.834
 
2100 58.689 294.304 250.558 91.868 130.898 67.187 -1.671
2200 59.070 297.043 252.609 97.756 130.700 64.158 -1.523
2300 59.421 299.677 254.598 103.681 130.499 61.138 -1.388
2400 59.739 302.213 256.530 109.639 130.294 58.127 -1.265
2500 60.028 304.657 258.406 115.628 130.085 55.124 -1.152
 
2600 60.296 307.017 260.231 121.644 129.869 52.130 -1.047
2700 60.542 309.297 262.006 127.686 129.647 49.144 -0.951
2800 60.764 311.503 263.735 133.752 129.417 46.167 -0.861
2900 60.973 313.639 265.419 139.838 129.180 43.198 -0.778
3000 61.170 315.710 267.061 145.946 128.934 40.237 -0.701
 
3100 61.347 317.718 268.663 152.072 128.679 37.284 -0.628
3200 61.513 319.669 270.226 158.215 128.415 34.340 -0.561
3300 61.669 321.564 271.754 164.374 128.141 31.405 -0.497
3400 61.814 323.407 273.246 170.548 127.856 28.478 -0.438
3500 61.948 325.201 274.705 176.736 127.560 25.559 -0.381
 
3600 62.074 326.948 276.132 182.938 127.253 22.649 -0.329
3700 62.190 328.650 277.528 189.151 126.934 19.748 -0.279
3800 62.300 330.310 278.896 195.376 126.603 16.855 -0.232
3900 62.401 331.930 280.235 201.611 126.259 13.971 -0.187
4000 62.496 333.511 281.547 207.855 125.902 11.097 -0.145
 
4100 62.587 335.055 282.833 214.110 125.532 8.231 -0.105
4200 62.672 336.564 284.095 220.373 125.148 5.375 -0.067
4300 62.750 338.040 285.332 226.644 124.750 2.528 -0.031
4400 62.823 339.483 286.546 232.923 124.338 -0.310 0.004
4500 62.890 340.896 287.739 239.208 123.911 -3.138 0.036
 
4600 62.952 342.279 288.909 245.500 123.469 -5.957 0.068
4700 63.011 343.633 290.059 251.799 123.013 -8.765 0.097
4800 63.065 344.961 291.189 258.102 122.541 -11.564 0.126
4900 63.115 346.261 292.300 264.412 122.054 -14.353 0.153
5000 63.162 347.537 293.392 270.725 121.552 -17.131 0.179
 
5100 63.206 348.788 294.466 277.044 121.034 -19.900 0.204
5200 63.245 350.016 295.522 283.366 120.501 -22.658 0.228
5300 63.278 351.221 296.562 289.693 119.952 -25.406 0.250
5400 63.308 352.404 297.585 296.022 119.388 -28.143 0.272
5500 63.335 353.566 298.593 302.354 118.808 -30.870 0.293
 
5600 63.358 354.707 299.584 308.689 118.212 -33.586 0.313
5700 63.378 355.829 300.561 315.026 117.601 -36.292 0.333
5800 63.395 356.931 301.524 321.364 116.975 -38.986 0.351
5900 63.407 358.015 302.472 327.705 116.333 -41.670 0.369
6000 63.417 359.081 303.407 334.046 115.675 -44.342 0.386
 
PREVIOUS: December 1969 (1 atm) CURRENT: December 1969 (1 bar)
 
Hydrogen Cyanide (HCN) C1H1N1(g)

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