lithium sulphate
- Formula: Li2O4S
- Molecular weight: 109.945
- CAS Registry Number: 10377-48-7
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Solid 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) | 298. - 1132. | 298. - 1132. |
|---|---|---|
| A | 130.4203 | 265.6924 |
| B | 25.11396 | -65.24822 |
| C | 104.2193 | 27.94092 |
| D | -33.70869 | -3.824558 |
| E | -2.550089 | -10.54548 |
| F | -1485.814 | -1537.478 |
| G | 245.5196 | 393.6952 |
| H | -1436.367 | -1425.376 |
| Reference | Chase, 1998 | Chase, 1998 |
| Comment | α phase; Data last reviewed in December, 1978 | β phase; Data last reviewed in December, 1978 |
| Temperature (K) |
Cp (J/mol*K) |
S° (J/mol*K) |
-(G° - H°298.15)/T (J/mol*K) |
H° - H°298.15 (kJ/mol) |
|---|---|---|---|---|
| 298. | 117.6 | 113.8 | 114.0 | -0.06 |
| 300. | 118.1 | 114.6 | 114.0 | 0.18 |
| 400. | 139.0 | 151.6 | 118.9 | 13.11 |
| 500. | 154.6 | 184.4 | 128.8 | 27.82 |
| 600. | 168.6 | 213.8 | 140.5 | 43.99 |
| 700. | 182.3 | 240.9 | 153.0 | 61.54 |
| 800. | 196.0 | 266.1 | 165.5 | 80.45 |
| 900. | 209.7 | 290.0 | 178.0 | 100.7 |
| 1000. | 223.5 | 312.8 | 190.4 | 122.4 |
| 1100. | 237.2 | 334.7 | 202.5 | 145.4 |
| Temperature (K) |
Cp (J/mol*K) |
S° (J/mol*K) |
-(G° - H°298.15)/T (J/mol*K) |
H° - H°298.15 (kJ/mol) |
|---|---|---|---|---|
| 298. | 129.9 | 113.2 | 113.8 | -0.20 |
| 300. | 131.4 | 114.0 | 113.8 | 0.06 |
| 400. | 177.9 | 159.3 | 119.5 | 15.89 |
| 500. | 197.4 | 201.3 | 131.8 | 34.78 |
| 600. | 206.5 | 238.2 | 146.5 | 55.03 |
| 700. | 210.9 | 270.4 | 162.0 | 75.93 |
| 800. | 212.9 | 298.7 | 177.3 | 97.13 |
| 900. | 213.8 | 323.9 | 192.2 | 118.5 |
| 1000. | 214.0 | 346.4 | 206.5 | 139.9 |
| 1100. | 213.9 | 366.8 | 220.2 | 161.3 |
References
Go To: Top, Solid 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, Solid Phase Heat Capacity (Shomate Equation), References
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