Beryllium Sulfide (BeS) Be1S1(cr) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 100 200 298.15 34.016 37.028 37.028 0. -234.304 -232.972 40.816 300 34.309 37.240 37.029 0.063 -234.313 -232.964 40.563 400 42.551 48.313 38.483 3.932 -236.884 -232.365 30.344 500 47.698 58.394 41.475 8.459 -238.387 -231.067 24.139 600 51.045 67.402 45.060 13.405 -239.293 -229.509 19.981 700 53.346 75.450 48.837 18.629 -239.807 -227.834 17.001 800 55.145 82.694 52.624 24.056 -240.088 -226.102 14.763 900 56.651 89.278 56.336 29.648 -293.346 -223.264 12.958 1000 57.907 95.314 59.936 35.377 -292.155 -215.540 11.259 1100 58.968 100.883 63.409 41.222 -290.953 -207.937 9.874 1200 59.915 106.056 66.750 47.167 -289.753 -200.443 8.725 1300 60.762 110.886 69.961 53.202 -288.566 -193.049 7.757 1400 61.463 115.415 73.048 59.315 -287.404 -185.745 6.930 1500 61.955 119.673 76.016 65.486 -286.287 -178.523 6.217 1600 62.425 123.686 78.871 71.705 -299.761 -170.848 5.578 1700 62.859 127.484 81.620 77.969 -298.358 -162.834 5.003 1800 63.304 131.089 84.269 84.277 -296.946 -154.903 4.495 1900 63.769 134.525 86.824 90.631 -295.523 -147.050 4.043 2000 64.224 137.807 89.292 97.031 -294.087 -139.273 3.637 2100 64.664 140.951 91.678 103.475 -292.639 -131.568 3.273 2200 65.103 143.970 93.986 109.963 -291.179 -123.932 2.943 2300 65.542 146.873 96.223 116.496 -289.706 -116.363 2.643 2400 65.982 149.672 98.392 123.072 -288.219 -108.858 2.369 2500 66.421 152.374 100.498 129.692 -286.718 -101.415 2.119 2600 66.860 154.988 102.543 136.356 -285.201 -94.033 1.889 2700 67.300 157.520 104.533 143.064 -283.668 -86.710 1.677 2800 67.739 159.975 106.469 149.816 -573.076 -73.220 1.366 2900 68.178 162.360 108.356 156.612 -570.446 -55.415 0.998 3000 68.618 164.679 110.195 163.452 -567.783 -37.700 0.656