dilithium oxide
- Formula: Li2O
- Molecular weight: 29.881
- IUPAC Standard InChI: InChI=1S/2Li.O
- IUPAC Standard InChIKey: XZIUWXMPQBQHMC-UHFFFAOYSA-N
- CAS Registry Number: 12057-24-8
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Dilithium monoxide
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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 (J/mol*K)
H° = standard enthalpy (kJ/mol)
S° = standard entropy (J/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 1843. - 4000. |
|---|---|
| A | 100.4160 |
| B | -0.000026 |
| C | 0.000007 |
| D | -7.070270×10-7 |
| E | -0.000023 |
| F | -593.5720 |
| G | 151.7590 |
| H | -553.2470 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in March, 1964 |
| Temperature (K) |
Cp (J/mol*K) |
S° (J/mol*K) |
-(G° - H°298.15)/T (J/mol*K) |
H° - H°298.15 (kJ/mol) |
|---|---|---|---|---|
| 1843. | 100.4 | 213.2 | 134.6 | 144.7 |
| 1900. | 100.4 | 216.2 | 137.0 | 150.5 |
| 2000. | 100.4 | 221.4 | 141.1 | 160.5 |
| 2100. | 100.4 | 226.3 | 145.0 | 170.5 |
| 2200. | 100.4 | 230.9 | 148.8 | 180.6 |
| 2300. | 100.4 | 235.4 | 152.5 | 190.6 |
| 2400. | 100.4 | 239.7 | 156.1 | 200.7 |
| 2500. | 100.4 | 243.8 | 159.5 | 210.7 |
| 2600. | 100.4 | 247.7 | 162.8 | 220.8 |
| 2700. | 100.4 | 251.5 | 166.0 | 230.8 |
| 2800. | 100.4 | 255.1 | 169.1 | 240.8 |
| 2900. | 100.4 | 258.7 | 172.2 | 250.9 |
| 3000. | 100.4 | 262.1 | 175.1 | 260.9 |
| 3100. | 100.4 | 265.4 | 178.0 | 271.0 |
| 3200. | 100.4 | 268.6 | 180.7 | 281.0 |
| 3300. | 100.4 | 271.6 | 183.5 | 291.0 |
| 3400. | 100.4 | 274.6 | 186.1 | 301.1 |
| 3500. | 100.4 | 277.6 | 188.7 | 311.1 |
| 3600. | 100.4 | 280.4 | 191.2 | 321.2 |
| 3700. | 100.4 | 283.1 | 193.6 | 331.2 |
| 3800. | 100.4 | 285.8 | 196.0 | 341.3 |
| 3900. | 100.4 | 288.4 | 198.3 | 351.3 |
| 4000. | 100.4 | 291.0 | 200.6 | 361.3 |
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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