Thermal Properties of Protactinium and Lithium
Specific Heat
0.12 J/(kg K)
  
40
3.60 J/(kg K)
  
1
Molar Heat Capacity
Not Available
  
24.86 J/mol·K
  
99+
Thermal Conductivity
47.00 W/m·K
  
32
84.80 W/m·K
  
20
Critical Temperature
Not Available
  
Thermal Expansion
9.90 µm/(m·K)
  
40
46.00 µm/(m·K)
  
7
Enthalpy
  
  
Enthalpy of Vaporization
Not Available
  
134.70 kJ/mol
  
99+
Enthalpy of Fusion
12.34 kJ/mol
  
28
3.00 kJ/mol
  
99+
Enthalpy of Atomization
Not Available
  
160.70 kJ/mol
  
99+
Standard Molar Entropy
198.10 J/mol.K
  
1
29.10 J/mol.K
  
99+