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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Gas 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) | 4000. - 6000. |
|---|---|
| A | 61.43576 |
| B | 0.632353 |
| C | -0.148717 |
| D | 0.011521 |
| E | -1.653028 |
| F | -190.3230 |
| G | 295.3929 |
| H | -166.9420 |
| 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) |
|---|---|---|---|---|
| 4000. | 62.22 | 382.2 | 325.8 | 225.4 |
| 4100. | 62.22 | 383.7 | 327.2 | 231.6 |
| 4200. | 62.23 | 385.2 | 328.6 | 237.8 |
| 4300. | 62.23 | 386.7 | 329.9 | 244.1 |
| 4400. | 62.23 | 388.1 | 331.2 | 250.3 |
| 4500. | 62.24 | 389.5 | 332.5 | 256.5 |
| 4600. | 62.24 | 390.9 | 333.8 | 262.7 |
| 4700. | 62.24 | 392.2 | 335.0 | 269.0 |
| 4800. | 62.25 | 393.5 | 336.2 | 275.2 |
| 4900. | 62.25 | 394.8 | 337.4 | 281.4 |
| 5000. | 62.25 | 396.1 | 338.6 | 287.6 |
| 5100. | 62.26 | 397.3 | 339.7 | 293.9 |
| 5200. | 62.26 | 398.5 | 340.8 | 300.1 |
| 5300. | 62.27 | 399.7 | 341.9 | 306.3 |
| 5400. | 62.27 | 400.9 | 343.0 | 312.5 |
| 5500. | 62.28 | 402.0 | 344.1 | 318.8 |
| 5600. | 62.28 | 403.1 | 345.1 | 325.0 |
| 5700. | 62.29 | 404.2 | 346.1 | 331.2 |
| 5800. | 62.30 | 405.3 | 347.1 | 337.5 |
| 5900. | 62.31 | 406.4 | 348.1 | 343.7 |
| 6000. | 62.32 | 407.4 | 349.1 | 349.9 |
References
Go To: Top, Gas 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, Gas Phase Heat Capacity (Shomate Equation), References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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