Potassium Sulfate (K2SO4) K2O4S1(g) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 0. 0. INFINITE -22.463 -1080.636 -1080.636 INFINITE 100 64.770 273.209 449.682 -17.647 -1085.784 -1070.071 558.948 200 90.384 326.456 375.546 -9.818 -1090.608 -1052.380 274.854 250 100.439 347.734 367.897 -5.041 -1092.515 -1042.597 217.839 298.15 108.730 366.152 366.152 0. -1094.116 -1032.835 180.948 300 109.023 366.826 366.154 0.201 -1094.175 -1032.454 179.766 350 116.277 384.193 367.509 5.839 -1100.439 -1021.853 152.503 400 122.342 400.128 370.604 11.809 -1104.063 -1010.439 131.950 450 127.380 414.838 374.713 18.056 -1105.903 -998.632 115.918 500 131.555 428.481 379.416 24.533 -1107.600 -986.618 103.071 600 137.903 453.063 389.688 38.025 -1110.091 -962.173 83.765 700 142.345 474.674 400.317 52.050 -1111.914 -937.369 69.947 800 145.525 493.901 410.835 66.452 -1113.351 -912.333 59.569 900 147.859 511.183 421.041 81.127 -1167.708 -886.050 51.425 1000 149.612 526.856 430.851 96.005 -1167.636 -854.758 44.648 1100 150.956 541.181 440.239 111.036 -1325.533 -814.251 38.666 1200 152.006 554.363 449.208 126.186 -1323.524 -767.860 33.424 1300 152.842 566.564 457.772 141.430 -1321.507 -721.636 28.996 1400 153.515 577.917 465.953 156.749 -1319.491 -675.568 25.206 1500 154.067 588.527 473.775 172.129 -1317.486 -629.644 21.926 1600 154.523 598.486 481.261 187.559 -1315.500 -583.853 19.061 1700 154.904 607.865 488.435 203.031 -1313.539 -538.185 16.536 1800 155.226 616.729 495.319 218.538 -1311.610 -492.632 14.296 1900 155.500 625.129 501.932 234.075 -1309.720 -447.185 12.294 2000 155.736 633.111 508.293 249.637 -1307.873 -401.836 10.495 2100 155.940 640.715 514.419 265.221 -1306.075 -356.579 8.869 2200 156.117 647.973 520.326 280.824 -1304.332 -311.405 7.394 2300 156.272 654.916 526.028 296.444 -1302.649 -266.310 6.048 2400 156.409 661.570 531.538 312.078 -1301.032 -221.288 4.816 2500 156.529 667.957 536.868 327.725 -1299.487 -176.330 3.684 2600 156.637 674.099 542.028 343.383 -1298.017 -131.433 2.641 2700 156.733 680.012 547.030 359.052 -1296.630 -86.591 1.675 2800 156.819 685.714 551.882 374.729 -1295.330 -41.798 0.780 2900 156.896 691.218 556.592 390.415 -1294.124 2.948 -0.053 3000 156.966 696.538 561.169 406.108 -1293.017 47.656 -0.830 3100 157.029 701.686 565.619 421.808 -1292.015 92.329 -1.556 3200 157.087 706.673 569.950 437.514 -1291.126 136.970 -2.236 3300 157.139 711.507 574.166 453.225 -1290.336 181.583 -2.874 3400 157.187 716.199 578.275 468.942 -1289.682 226.178 -3.475 3500 157.231 720.756 582.281 484.663 -1289.155 270.753 -4.041 3600 157.272 725.186 586.189 500.388 -1288.769 315.316 -4.575 3700 157.309 729.496 590.005 516.117 -1288.530 359.870 -5.080 3800 157.343 733.691 593.731 531.850 -1288.445 404.421 -5.559 3900 157.375 737.779 597.372 547.586 -1288.523 448.972 -6.013 4000 157.404 741.764 600.932 563.325 -1288.761 493.523 -6.445 4100 157.432 745.651 604.415 579.066 -1289.181 538.085 -6.855 4200 157.457 749.445 607.823 594.811 -1289.798 582.659 -7.246 4300 157.481 753.150 611.160 610.558 -1290.615 627.252 -7.620 4400 157.503 756.771 614.428 626.307 -1291.086 671.809 -7.975 4500 157.523 760.310 617.631 642.058 -1292.192 716.432 -8.316 4600 157.543 763.773 620.770 657.812 -1293.501 761.081 -8.642 4700 157.561 767.161 623.849 673.567 -1294.978 805.758 -8.955 4800 157.578 770.479 626.869 689.324 -1296.449 850.445 -9.255 4900 157.594 773.728 629.834 705.082 -1298.342 895.192 -9.543 5000 157.609 776.912 632.743 720.842 -1300.452 939.979 -9.820 5100 157.623 780.033 635.601 736.604 -1302.781 984.812 -10.087 5200 157.636 783.094 638.408 752.367 -1305.334 1029.689 -10.343 5300 157.649 786.097 641.166 768.131 -1308.111 1074.621 -10.591 5400 157.660 789.044 643.878 783.897 -1311.116 1119.605 -10.830 5500 157.672 791.937 646.543 799.663 -1314.347 1164.647 -11.061 5600 157.682 794.778 649.165 815.431 -1317.805 1209.752 -11.284 5700 157.693 797.569 651.744 831.200 -1320.800 1254.823 -11.499 5800 157.702 800.311 654.282 846.969 -1324.621 1300.044 -11.708 5900 157.711 803.007 656.780 862.740 -1328.659 1345.328 -11.911 6000 157.720 805.658 659.239 878.512 -1332.909 1390.687 -12.107