Decaborane(14)


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) 1500. - 6000.
A 128.1810
B 5.772871
C -1.120781
D 0.075209
E -24.11341
F -84.08131
G 161.1080
H 11.30000
ReferenceChase, 1998
Comment Data last reviewed in December, 1964
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
1500.123.9225.9147.1118.3
1600.125.4234.0152.2130.8
1700.126.8241.6157.3143.4
1800.127.9248.9162.2156.1
1900.128.9255.8166.9169.0
2000.129.8262.5171.5181.9
2100.130.6268.8176.0194.9
2200.131.3274.9180.4208.0
2300.131.9280.8184.6221.2
2400.132.4286.4188.7234.4
2500.132.9291.8192.7247.7
2600.133.4297.0196.7261.0
2700.133.8302.1200.5274.3
2800.134.1306.9204.2287.7
2900.134.5311.7207.8301.2
3000.134.8316.2211.3314.6
3100.135.0320.6214.8328.1
3200.135.3324.9218.2341.6
3300.135.5329.1221.5355.2
3400.135.7333.2224.7368.7
3500.135.9337.1227.9382.3
3600.136.1340.9230.9395.9
3700.136.2344.6234.0409.5
3800.136.4348.3236.9423.2
3900.136.5351.8239.8436.8
4000.136.6355.3242.7450.5
4100.136.8358.7245.5464.1
4200.136.9362.0248.2477.8
4300.137.0365.2250.9491.5
4400.137.0368.3253.5505.2
4500.137.1371.4256.1518.9
4600.137.2374.4258.6532.6
4700.137.3377.4261.1546.3
4800.137.3380.3263.6560.1
4900.137.4383.1266.0573.8
5000.137.5385.9268.4587.6
5100.137.5388.6270.7601.3
5200.137.6391.3273.0615.1
5300.137.6393.9275.2628.8
5400.137.7396.5277.5642.6
5500.137.7399.0279.7656.4
5600.137.8401.5281.8670.1
5700.137.9403.9283.9683.9
5800.137.9406.3286.0697.7
5900.138.0408.7288.1711.5
6000.138.0411.0290.1725.3

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