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Thermal Properties of Potassium and Sodium


Thermal Properties of Sodium and Potassium


Thermal Properties

Specific Heat
0.75 J/(kg K)   
6
1.23 J/(kg K)   
3

Molar Heat Capacity
29.60 J/mol·K   
6
28.23 J/mol·K   
10

Thermal Conductivity
102.50 W/m·K   
15
142.00 W/m·K   
11

Critical Temperature
2,223.00 K   
3
2,573.00 K   
2

Thermal Expansion
83.30 µm/(m·K)   
3
71.00 µm/(m·K)   
4

Enthalpy
  
  

Enthalpy of Vaporization
77.50 kJ/mol   
99+
89.04 kJ/mol   
99+

Enthalpy of Fusion
2.32 kJ/mol   
99+
2.59 kJ/mol   
99+

Enthalpy of Atomization
89.50 kJ/mol   
99+
108.40 kJ/mol   
99+

Standard Molar Entropy
64.70 J/mol.K   
18
51.30 J/mol.K   
28

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