magnesium dititanate
- Formula: MgO5Ti2
- Molecular weight: 200.036
- CAS Registry Number: 12032-35-8
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Liquid Phase Heat Capacity (Shomate Equation)
Go To: Top, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Cp° = A + B*t + C*t2 + D*t3 +
E/t2
H° − H°298.15= A*t + B*t2/2 +
C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 −
E/(2*t2) + G
Cp = heat capacity (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 1963. - 4000. |
|---|---|
| A | 62.40019 |
| B | -4.960079×10-8 |
| C | 1.511490×10-8 |
| D | -1.567511×10-9 |
| E | -2.749750×10-8 |
| F | -604.2980 |
| G | 96.03439 |
| H | -569.3860 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in June, 1967 |
| Temperature (K) |
Cp (cal/mol*K) |
S° (cal/mol*K) |
-(G° - H°298.15)/T (cal/mol*K) |
H° - H°298.15 (kcal/mol) |
|---|---|---|---|---|
| 1963. | 62.40 | 138.1 | 93.51 | 87.58 |
| 2000. | 62.40 | 139.3 | 94.34 | 89.89 |
| 2100. | 62.40 | 142.3 | 96.56 | 96.13 |
| 2200. | 62.40 | 145.2 | 98.70 | 102.4 |
| 2300. | 62.40 | 148.0 | 100.8 | 108.6 |
| 2400. | 62.40 | 150.7 | 102.8 | 114.8 |
| 2500. | 62.40 | 153.2 | 104.8 | 121.1 |
| 2600. | 62.40 | 155.7 | 106.7 | 127.3 |
| 2700. | 62.40 | 158.0 | 108.5 | 133.6 |
| 2800. | 62.40 | 160.3 | 110.4 | 139.8 |
| 2900. | 62.40 | 162.5 | 112.1 | 146.0 |
| 3000. | 62.40 | 164.6 | 113.8 | 152.3 |
| 3100. | 62.40 | 166.6 | 115.5 | 158.5 |
| 3200. | 62.40 | 168.6 | 117.1 | 164.8 |
| 3300. | 62.40 | 170.5 | 118.7 | 171.0 |
| 3400. | 62.40 | 172.4 | 120.3 | 177.2 |
| 3500. | 62.40 | 174.2 | 121.8 | 183.5 |
| 3600. | 62.40 | 176.0 | 123.3 | 189.7 |
| 3700. | 62.40 | 177.7 | 124.7 | 196.0 |
| 3800. | 62.40 | 179.3 | 126.1 | 202.2 |
| 3900. | 62.40 | 181.0 | 127.5 | 208.4 |
| 4000. | 62.40 | 182.5 | 128.9 | 214.7 |
References
Go To: Top, Liquid Phase Heat Capacity (Shomate Equation), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Chase, 1998
Chase, M.W., Jr.,
NIST-JANAF Themochemical Tables, Fourth Edition,
J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]
Notes
Go To: Top, Liquid Phase Heat Capacity (Shomate Equation), References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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