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Thermal Properties of Promethium and Tantalum


Thermal Properties of Tantalum and Promethium


Thermal Properties

Specific Heat
0.18 J/(kg K)   
33
0.14 J/(kg K)   
37

Molar Heat Capacity
Not Available   
25.36 J/mol·K   
99+

Thermal Conductivity
17.90 W/m·K   
99+
57.50 W/m·K   
27

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
9.00 µm/(m·K)   
99+
6.30 µm/(m·K)   
99+

Enthalpy
  
  

Enthalpy of Vaporization
Not Available   
753.10 kJ/mol   
2

Enthalpy of Fusion
7.50 kJ/mol   
99+
31.40 kJ/mol   
3

Enthalpy of Atomization
310.00 kJ/mol   
34
782.00 kJ/mol   
3

Standard Molar Entropy
Not Available   
41.50 J/mol.K   
37

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