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Thermal Properties of Niobium and Promethium


Thermal Properties of Promethium and Niobium


Thermal Properties

Specific Heat
0.26 J/(kg K)   
20
0.18 J/(kg K)   
33

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

Thermal Conductivity
53.70 W/m·K   
29
17.90 W/m·K   
99+

Critical Temperature
Not Available   
Not Available   

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

Enthalpy
  
  

Enthalpy of Vaporization
696.60 kJ/mol   
4
Not Available   

Enthalpy of Fusion
27.20 kJ/mol   
6
7.50 kJ/mol   
99+

Enthalpy of Atomization
745.00 kJ/mol   
4
310.00 kJ/mol   
34

Standard Molar Entropy
36.40 J/mol.K   
99+
Not Available   

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