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Thermal Properties of Potassium and Rubidium


Thermal Properties of Rubidium and Potassium


Thermal Properties

Specific Heat
0.75 J/(kg K)   
6
0.36 J/(kg K)   
17

Molar Heat Capacity
29.60 J/mol·K   
6
31.06 J/mol·K   
5

Thermal Conductivity
102.50 W/m·K   
15
58.20 W/m·K   
26

Critical Temperature
2,223.00 K   
3
2,093.00 K   
4

Thermal Expansion
83.30 µm/(m·K)   
3
90.00 µm/(m·K)   
2

Enthalpy
  
  

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

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

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

Standard Molar Entropy
64.70 J/mol.K   
18
76.80 J/mol.K   
5

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