tetraphosphorus trisulphide
- Formula: P4S3
- Molecular weight: 220.090
- CAS Registry Number: 1314-85-8
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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) | 3000. to 6000. |
|---|---|
| A | 154.8080 |
| B | 1.886080×10-10 |
| C | -6.281188×10-11 |
| D | 6.168807×10-12 |
| E | 1.203353×10-11 |
| F | -197.1982 |
| G | 506.6071 |
| H | -151.0420 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in December, 1960 |
| Temperature (K) |
Cp (J/mol*K) |
S° (J/mol*K) |
-(G° - H°298.15)/T (J/mol*K) |
H° - H°298.15 (kJ/mol) |
|---|---|---|---|---|
| 3000. | 154.8 | 676.7 | 537.3 | 418.3 |
| 3100. | 154.8 | 681.8 | 541.8 | 433.7 |
| 3200. | 154.8 | 686.7 | 546.3 | 449.2 |
| 3300. | 154.8 | 691.4 | 550.6 | 464.7 |
| 3400. | 154.8 | 696.1 | 554.8 | 480.2 |
| 3500. | 154.8 | 700.5 | 558.9 | 495.7 |
| 3600. | 154.8 | 704.9 | 562.9 | 511.2 |
| 3700. | 154.8 | 709.1 | 566.8 | 526.6 |
| 3800. | 154.8 | 713.3 | 570.6 | 542.1 |
| 3900. | 154.8 | 717.3 | 574.3 | 557.6 |
| 4000. | 154.8 | 721.2 | 577.9 | 573.1 |
| 4100. | 154.8 | 725.0 | 581.5 | 588.6 |
| 4200. | 154.8 | 728.8 | 585.0 | 604.0 |
| 4300. | 154.8 | 732.4 | 588.3 | 619.5 |
| 4400. | 154.8 | 736.0 | 591.7 | 635.0 |
| 4500. | 154.8 | 739.5 | 594.9 | 650.5 |
| 4600. | 154.8 | 742.9 | 598.1 | 666.0 |
| 4700. | 154.8 | 746.2 | 601.2 | 681.4 |
| 4800. | 154.8 | 749.4 | 604.2 | 696.9 |
| 4900. | 154.8 | 752.6 | 607.2 | 712.4 |
| 5000. | 154.8 | 755.8 | 610.2 | 727.9 |
| 5100. | 154.8 | 758.8 | 613.1 | 743.4 |
| 5200. | 154.8 | 761.8 | 615.9 | 758.8 |
| 5300. | 154.8 | 764.8 | 618.7 | 774.3 |
| 5400. | 154.8 | 767.7 | 621.4 | 789.8 |
| 5500. | 154.8 | 770.5 | 624.1 | 805.3 |
| 5600. | 154.8 | 773.3 | 626.7 | 820.8 |
| 5700. | 154.8 | 776.0 | 629.3 | 836.2 |
| 5800. | 154.8 | 778.7 | 631.9 | 851.7 |
| 5900. | 154.8 | 781.4 | 634.4 | 867.2 |
| 6000. | 154.8 | 784.0 | 636.9 | 882.7 |
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
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