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preface to fifteenth edition

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THERMODYNAMIC PROPERTIES 6.137<br />

TABLE 6.4<br />

Heats of Fusion, Vaporization, and Sublimation and Specific Heat at Various Temperatures of<br />

the Elements and Inorganic Compounds (Continued)<br />

C p<br />

Substance Hm Hv Hs<br />

400 K 600 K 800 K 1000 K<br />

RbCl 18.4 165.7 52.3 54.3 56.4(c) 64.0(lq)<br />

RbClO 4 , Ht 12.59 284<br />

RbF 17.3 177.8 51.9 57.9 64.9 72.3<br />

RbI 12.5 150.6 55.1 57.3(c) 66.9(lq)<br />

RbNO 3 5.61<br />

RbOH 6.78<br />

Ruthenium<br />

Run, Ht 0.13 1035 38.59 591.6 24.5 25.7 27.0 28.2<br />

Ht 0.96 1500<br />

Samarium<br />

Sm, Ht 3.11 917 8.62 165 207 33.3 39.1 44.3 49.3<br />

Sm 2 O 3 , Ht 1.05 922 125.2 135.3 141.4 146.3<br />

Scandium<br />

Sc 14.1 332.7 376<br />

ScCl 3 96.7 102.7 108.7 114.6<br />

Sc 2 O 3 106.4 111.1 115.8 120.5<br />

Selenium<br />

Se, Ht 0.75 150 6.69 95.48 28.1(c) 35.2(lq) 35.1<br />

SeF 4 47.2<br />

SeF 6 8.4 26.8 127.9 141.3 147.1 150.7<br />

SeO 2 94.5<br />

SeOCl 2 4.23 42.7<br />

Silicon<br />

Si 50.21 359 450 22.3 24.5 25.7 26.5<br />

SiBr 4 37.9 146.4(lq) 104.9(g) 106.2 106.2<br />

SiC beta 34.1 41.8 45.9 48.4<br />

SiCl 4 7.60 28.7 29.7 96.9(g) 102.6 104.8 106.0<br />

SiClF 3 18.7 88.3 97.5 101.7 103.8<br />

SiCl 2 F 2 21.2<br />

SiF 4 25.7 83.1 94.1 99.4 102.3<br />

SiH 4 0.67 12.1 51.5 65.9 76.7 84.5<br />

Si 2 H 6 21.2<br />

Si 3 H 8 28.5<br />

SiH 3 Br 24.4<br />

SiH 2 Br 2 31<br />

SiHBr 3 34.8<br />

SiH 3 Cl 21 60.7 74.0 83.1 89.4<br />

SiH 2 Cl 2 25.2 24.2 71.5 82.9 90.0 94.6<br />

SiHCl 3 26.6 25.7 83.7 92.5 97.2 100.2<br />

SiH 3 F 18.8 57.2 71.8 81.7 88.3<br />

SiH 2 F 2 16.3<br />

SiHF 3 16.2<br />

SiI 4 19.7 56.9 79 164.0(lq) 106.0(g) 106.9 107.3<br />

Si 3 N 4 110.7 129.7 145.8 158.2<br />

SiO 2 cris<strong>to</strong>balite 8.51<br />

SiO 2 quartz 7.7 600 53.5 64.4 76.2 68.94<br />

Ht 0.73 574<br />

Ht 2.0 806<br />

SiOF 2 61.3 70.4 75.0 77.6<br />

SiS 2 20.9 78.6 81.7 83.4 85.4

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