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Cyclic octaatomic sulfur


Gas Phase Heat Capacity (Shomate Equation)

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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. - 6000.
A 180.6697
B 1.918988
C -0.520130
D 0.044394
E -2.270155
F -61.56045
G 635.5496
H 0.000000
ReferenceChase, 1998
Comment Data last reviewed in September, 1977
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.155.6430.2430.2-0.02
300.156.0431.2430.20.29
400.167.2477.8436.516.53
500.172.4515.8448.733.53
600.175.3547.5462.650.93
700.177.1574.6476.768.56
800.178.3598.4490.586.34
900.179.2619.4503.6104.2
1000.179.8638.4516.2122.2
1100.180.3655.5528.1140.2
1200.180.7671.2539.4158.2
1300.181.0685.7550.1176.3
1400.181.3699.1560.2194.4
1500.181.5711.7569.9212.6
1600.181.7723.4579.2230.7
1700.181.9734.4588.0248.9
1800.182.0744.8596.4267.1
1900.182.1754.6604.5285.3
2000.182.2764.0612.2303.5
2100.182.3772.9619.6321.8
2200.182.4781.4626.8340.0
2300.182.4789.5633.7358.2
2400.182.5797.2640.4376.5
2500.182.5804.7646.8394.7
2600.182.6811.8653.0413.0
2700.182.6818.7659.0431.3
2800.182.7825.4664.8449.5
2900.182.7831.8670.5467.8
3000.182.7838.0676.0486.1
3100.182.7844.0681.3504.3
3200.182.7849.8686.5522.6
3300.182.7855.4691.5540.9
3400.182.7860.8696.4559.1
3500.182.7866.1701.2577.4
3600.182.7871.3705.8595.7
3700.182.7876.3710.4614.0
3800.182.7881.2714.8632.2
3900.182.7885.9719.1650.5
4000.182.7890.5723.3668.8
4100.182.7895.1727.5687.1
4200.182.7899.5731.5705.3
4300.182.7903.8735.5723.6
4400.182.7908.0739.4741.9
4500.182.7912.1743.1760.1
4600.182.7916.1746.9778.4
4700.182.7920.0750.5796.7
4800.182.7923.9754.1815.0
4900.182.7927.6757.6833.2
5000.182.7931.3761.0851.5
5100.182.7934.9764.4869.8
5200.182.7938.5767.7888.0
5300.182.8942.0771.0906.3
5400.182.8945.4774.2924.6
5500.182.8948.7777.3942.9
5600.182.8952.0780.4961.2
5700.182.9955.3783.4979.4
5800.182.9958.4786.4997.7
5900.182.9961.6789.41016.
6000.183.0964.6792.31034.

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