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 (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 4000. - 6000. |
|---|---|
| A | 14.68350 |
| B | 0.151136 |
| C | -0.035544 |
| D | 0.002754 |
| E | -0.395083 |
| F | -45.48829 |
| G | 70.60060 |
| H | -39.90010 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in March, 1964 |
| Temperature (K) |
Cp (cal/mol*K) |
S° (cal/mol*K) |
-(G° - H°298.15)/T (cal/mol*K) |
H° - H°298.15 (kcal/mol) |
|---|---|---|---|---|
| 4000. | 14.87 | 91.35 | 77.88 | 53.87 |
| 4100. | 14.87 | 91.71 | 78.21 | 55.36 |
| 4200. | 14.87 | 92.07 | 78.54 | 56.85 |
| 4300. | 14.87 | 92.42 | 78.86 | 58.33 |
| 4400. | 14.87 | 92.77 | 79.17 | 59.82 |
| 4500. | 14.88 | 93.10 | 79.48 | 61.31 |
| 4600. | 14.88 | 93.43 | 79.78 | 62.80 |
| 4700. | 14.88 | 93.75 | 80.07 | 64.28 |
| 4800. | 14.88 | 94.06 | 80.36 | 65.77 |
| 4900. | 14.88 | 94.37 | 80.64 | 67.26 |
| 5000. | 14.88 | 94.67 | 80.92 | 68.75 |
| 5100. | 14.88 | 94.96 | 81.19 | 70.23 |
| 5200. | 14.88 | 95.25 | 81.46 | 71.72 |
| 5300. | 14.88 | 95.53 | 81.72 | 73.21 |
| 5400. | 14.88 | 95.81 | 81.98 | 74.70 |
| 5500. | 14.88 | 96.09 | 82.23 | 76.19 |
| 5600. | 14.89 | 96.35 | 82.48 | 77.68 |
| 5700. | 14.89 | 96.62 | 82.73 | 79.16 |
| 5800. | 14.89 | 96.88 | 82.97 | 80.65 |
| 5900. | 14.89 | 97.13 | 83.21 | 82.14 |
| 6000. | 14.89 | 97.38 | 83.44 | 83.63 |
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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