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Thermal Properties of Niobium and Potassium


Thermal Properties of Potassium and Niobium


Thermal Properties

Specific Heat
0.26 J/(kg K)   
20
0.75 J/(kg K)   
6

Molar Heat Capacity
24.60 J/mol·K   
99+
29.60 J/mol·K   
6

Thermal Conductivity
53.70 W/m·K   
29
102.50 W/m·K   
15

Critical Temperature
Not Available   
2,223.00 K   
3

Thermal Expansion
7.30 µm/(m·K)   
99+
83.30 µm/(m·K)   
3

Enthalpy
  
  

Enthalpy of Vaporization
696.60 kJ/mol   
4
77.50 kJ/mol   
99+

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

Enthalpy of Atomization
745.00 kJ/mol   
4
89.50 kJ/mol   
99+

Standard Molar Entropy
36.40 J/mol.K   
99+
64.70 J/mol.K   
18

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