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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 (cal/mol*K)
    H° = standard enthalpy (kcal/mol)
    S° = standard entropy (cal/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 298. - 6000.
A 43.18110
B 0.458649
C -0.124314
D 0.010610
E -0.542580
F -14.71330
G 151.9000
H 0.000000
ReferenceChase, 1998
Comment Data last reviewed in September, 1977
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.37.20102.8102.8-0.01
300.37.28103.1102.80.07
400.39.95114.2104.33.95
500.41.21123.3107.28.01
600.41.91130.8110.612.17
700.42.34137.3113.916.39
800.42.63143.0117.220.64
900.42.83148.1120.424.91
1000.42.98152.6123.429.20
1100.43.10156.7126.233.51
1200.43.19160.4128.937.82
1300.43.27163.9131.542.14
1400.43.33167.1133.946.47
1500.43.38170.1136.250.81
1600.43.43172.9138.455.15
1700.43.47175.5140.559.50
1800.43.50178.0142.563.84
1900.43.53180.4144.568.19
2000.43.55182.6146.372.55
2100.43.57184.7148.176.90
2200.43.59186.7149.881.26
2300.43.60188.7151.585.62
2400.43.62190.5153.089.98
2500.43.63192.3154.694.35
2600.43.64194.0156.198.71
2700.43.65195.7157.5103.1
2800.43.65197.3158.9107.4
2900.43.66198.8160.2111.8
3000.43.66200.3161.6116.2
3100.43.67201.7162.8120.5
3200.43.67203.1164.1124.9
3300.43.67204.4165.3129.3
3400.43.67205.7166.4133.6
3500.43.67207.0167.6138.0
3600.43.67208.2168.7142.4
3700.43.67209.4169.8146.7
3800.43.67210.6170.8151.1
3900.43.67211.7171.9155.5
4000.43.67212.8172.9159.8
4100.43.67213.9173.9164.2
4200.43.67215.0174.8168.6
4300.43.67216.0175.8172.9
4400.43.67217.0176.7177.3
4500.43.67218.0177.6181.7
4600.43.67218.9178.5186.0
4700.43.67219.9179.4190.4
4800.43.67220.8180.2194.8
4900.43.67221.7181.1199.1
5000.43.67222.6181.9203.5
5100.43.67223.5182.7207.9
5200.43.68224.3183.5212.2
5300.43.68225.1184.3216.6
5400.43.68226.0185.0221.0
5500.43.69226.8185.8225.4
5600.43.70227.5186.5229.7
5700.43.70228.3187.2234.1
5800.43.71229.1188.0238.5
5900.43.72229.8188.7242.8
6000.43.73230.6189.4247.2

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