Solid Phase warmth Capacity (Shomate Equation)
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Cp° = A + B*t + C*t2 + D*t3 + E/t2H° − H°298.15= A*t + B*t2/2 + C*t3/3 + D*t4/4 − E/t + F − HS° = A*ln(t) + B*t + C*t2/2 + D*t3/3 − E/(2*t2) + G Cp = warm capacity (J/mol*K) H° = conventional enthalpy (kJ/mol) S° = traditional entropy (J/mol*K) t = temperature (K) / 1000.
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| 298. - 3000. |
| 55.63214 |
| 157.7037 |
| -63.61395 |
| 8.610924 |
| 0.213440 |
| -767.0653 |
| 137.2900 |
| -744.7520 |
| Chase, 1998 |
| α phase; Data critical reviewed in March, 1967 |
| 298. | 99.61 | 113.0 | 113.0 | 0.01 |
| 300. | 99.82 | 113.7 | 113.0 | 0.21 |
| 400. | 110.4 | 143.8 | 117.0 | 10.72 |
| 500. | 120.5 | 169.6 | 125.0 | 22.27 |
| 600. | 129.8 | 192.4 | 134.4 | 34.80 |
| 700. | 138.2 | 213.0 | 144.2 | 48.21 |
| 800. | 145.8 | 232.0 | 154.0 | 62.42 |
| 900. | 152.6 | 249.6 | 163.6 | 77.34 |
| 1000. | 158.5 | 266.0 | 173.0 | 92.91 |
| 1100. | 163.8 | 281.3 | 182.2 | 109.0 |
| 1200. | 168.3 | 295.8 | 191.1 | 125.6 |
| 1300. | 172.2 | 309.4 | 199.6 | 142.7 |
| 1400. | 175.5 | 322.3 | 208.0 | 160.1 |
| 1500. | 178.2 | 334.5 | 216.0 | 177.7 |
| 1600. | 180.5 | 346.1 | 223.8 | 195.7 |
| 1700. | 182.3 | 357.0 | 231.3 | 213.8 |
| 1800. | 183.7 | 367.5 | 238.6 | 232.1 |
| 1900. | 184.7 | 377.5 | 245.6 | 250.5 |
| 2000. | 185.5 | 387.0 | 252.4 | 269.1 |
| 2100. | 186.1 | 396.0 | 259.1 | 287.6 |
| 2200. | 186.4 | 404.7 | 265.5 | 306.3 |
| 2300. | 186.6 | 413.0 | 271.7 | 324.9 |
| 2400. | 186.8 | 420.9 | 277.8 | 343.6 |
| 2500. | 186.9 | 428.6 | 283.7 | 362.3 |
| 2600. | 187.0 | 435.9 | 289.4 | 381.0 |
| 2700. | 187.2 | 443.0 | 294.9 | 399.7 |
| 2800. | 187.5 | 449.8 | 300.3 | 418.4 |
| 2900. | 188.0 | 456.4 | 305.6 | 437.2 |
| 3000. | 188.7 | 462.7 | 310.7 | 456.0 |
References
Go To: Top, solid Phase warm Capacity (Shomate Equation), Notes
Chase, 1998Chase, M.W., Jr.,tennis2007.org-JANAF Themochemical Tables, 4th Edition,J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951.
Notes
Go To: Top, solid Phase heat Capacity (Shomate Equation), References
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