Magnesium Hydroxide (Mg(OH)2) H2Mg1O2(cr) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 0. 0. INFINITE -13.127 -915.642 -915.642 INFINITE 100 21.618 9.770 116.934 -10.716 -919.778 -892.401 466.142 200 56.868 36.341 69.736 -6.679 -923.352 -863.412 225.500 298.15 77.249 63.242 63.242 0. -924.664 -833.652 146.052 300 77.555 63.721 63.244 0.143 -924.675 -833.087 145.053 400 91.705 88.120 66.474 8.659 -924.591 -802.538 104.801 500 99.617 109.525 72.994 18.266 -923.632 -772.123 80.663 600 104.441 128.143 80.669 28.484 -922.270 -741.945 64.592 700 107.880 144.513 88.644 39.108 -920.710 -712.012 53.131 800 110.579 159.101 96.556 50.036 -919.060 -682.311 44.550 900 112.847 172.259 104.248 61.210 -917.385 -652.817 37.889 1000 114.851 184.254 111.658 72.597 -924.320 -622.798 32.532