Silane


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. - 1300.1300. - 6000.
A 6.06018999.84949
B 139.96324.251530
C -77.88474-0.809269
D 16.240950.053437
E 0.135509-20.39005
F 27.39081-40.54016
G 174.3351266.8015
H 34.3090534.30905
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in June, 1976 Data last reviewed in June, 1976
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.42.81204.6204.7-0.01
300.42.98204.9204.70.08
400.51.47218.5206.44.81
500.59.14230.8210.110.34
600.65.88242.2214.516.60
700.71.72252.8219.223.49
800.76.71262.7224.030.92
900.80.95272.0228.938.81
1000.84.52280.7233.647.09
1100.87.51288.9238.355.69
1200.90.02296.6242.864.57
1300.92.15303.9247.273.68
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1300.92.06303.9247.273.68
1400.93.96310.8251.582.98
1500.95.52317.3255.792.46
1600.96.83323.6259.8102.1
1700.97.95329.5263.7111.8
1800.98.90335.1267.5121.7
1900.99.72340.5271.2131.6
2000.100.4345.6274.8141.6
2100.101.1350.5278.3151.7
2200.101.6355.2281.7161.8
2300.102.1359.7285.0172.0
2400.102.6364.1288.2182.2
2500.103.0368.3291.3192.5
2600.103.4372.3294.3202.8
2700.103.7376.3297.3213.2
2800.104.0380.0300.2223.6
2900.104.3383.7303.0234.0
3000.104.5387.2305.7244.4
3100.104.7390.7308.4254.9
3200.104.9394.0311.1265.4
3300.105.1397.2313.6275.9
3400.105.3400.4316.1286.4
3500.105.4403.4318.6296.9
3600.105.6406.4321.0307.5
3700.105.7409.3323.3318.0
3800.105.8412.1325.6328.6
3900.106.0414.8327.9339.2
4000.106.1417.5330.1349.8
4100.106.1420.2332.2360.4
4200.106.2422.7334.4371.0
4300.106.3425.2336.5381.7
4400.106.4427.7338.5392.3
4500.106.5430.0340.5402.9
4600.106.5432.4342.5413.6
4700.106.6434.7344.4424.3
4800.106.6436.9346.3434.9
4900.106.7439.1348.2445.6
5000.106.7441.3350.0456.3
5100.106.8443.4351.8466.9
5200.106.8445.5353.6477.6
5300.106.9447.5355.4488.3
5400.106.9449.5357.1499.0
5500.107.0451.5358.8509.7
5600.107.0453.4360.5520.4
5700.107.1455.3362.1531.1
5800.107.1457.1363.7541.8
5900.107.2459.0365.3552.5
6000.107.2460.8366.9563.2

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