Sodium iodide
- Formula: INa
- Molecular weight: 149.89424
- IUPAC Standard InChI: InChI=1S/HI.Na/h1H;/q;+1/p-1
- IUPAC Standard InChIKey: FVAUCKIRQBBSSJ-UHFFFAOYSA-M
- CAS Registry Number: 7681-82-5
- Chemical structure:
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Liquid 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 (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 933. to 3000. |
|---|---|
| A | 15.49998 |
| B | 0.000016 |
| C | -0.000006 |
| D | 7.327367×10-7 |
| E | 0.000005 |
| F | -69.07553 |
| G | 45.82553 |
| H | -63.69694 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in September, 1963 |
| Temperature (K) |
Cp (cal/mol*K) |
S° (cal/mol*K) |
-(G° - H°298.15)/T (cal/mol*K) |
H° - H°298.15 (kcal/mol) |
|---|---|---|---|---|
| 933. | 15.50 | 44.75 | 35.02 | 9.08 |
| 1000. | 15.50 | 45.83 | 35.70 | 10.12 |
| 1100. | 15.50 | 47.30 | 36.69 | 11.67 |
| 1200. | 15.50 | 48.65 | 37.63 | 13.22 |
| 1300. | 15.50 | 49.89 | 38.53 | 14.77 |
| 1400. | 15.50 | 51.04 | 39.38 | 16.32 |
| 1500. | 15.50 | 52.11 | 40.20 | 17.87 |
| 1600. | 15.50 | 53.11 | 40.97 | 19.42 |
| 1700. | 15.50 | 54.05 | 41.71 | 20.97 |
| 1800. | 15.50 | 54.94 | 42.42 | 22.52 |
| 1900. | 15.50 | 55.77 | 43.11 | 24.07 |
| 2000. | 15.50 | 56.57 | 43.76 | 25.62 |
| 2100. | 15.50 | 57.33 | 44.39 | 27.17 |
| 2200. | 15.50 | 58.05 | 44.99 | 28.72 |
| 2300. | 15.50 | 58.74 | 45.57 | 30.27 |
| 2400. | 15.50 | 59.40 | 46.14 | 31.82 |
| 2500. | 15.50 | 60.03 | 46.68 | 33.37 |
| 2600. | 15.50 | 60.64 | 47.20 | 34.92 |
| 2700. | 15.50 | 61.22 | 47.71 | 36.47 |
| 2800. | 15.50 | 61.78 | 48.21 | 38.02 |
| 2900. | 15.50 | 62.33 | 48.68 | 39.57 |
| 3000. | 15.50 | 62.85 | 49.15 | 41.12 |
References
Go To: Top, Liquid 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, Liquid Phase Heat Capacity (Shomate Equation), References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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