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Thermal Properties of Polonium and Promethium


Thermal Properties of Promethium and Polonium


Thermal Properties

Specific Heat
0.12 J/(kg K)   
40
0.18 J/(kg K)   
33

Molar Heat Capacity
26.40 J/mol·K   
28
Not Available   

Thermal Conductivity
20.00 W/m·K   
99+
17.90 W/m·K   
99+

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
23.50 µm/(m·K)   
16
9.00 µm/(m·K)   
99+

Enthalpy
  
  

Enthalpy of Vaporization
60.30 kJ/mol   
99+
Not Available   

Enthalpy of Fusion
13.00 kJ/mol   
26
7.50 kJ/mol   
99+

Enthalpy of Atomization
134.00 kJ/mol   
99+
310.00 kJ/mol   
34

Standard Molar Entropy
Not Available   
Not Available   

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