Thermal Properties of Americium and Protactinium
Specific Heat
0.11 J/(kg K)
  
99+
0.12 J/(kg K)
  
40
Molar Heat Capacity
62.70 J/mol·K
  
1
Not Available
  
Thermal Conductivity
10.00 W/m·K
  
99+
47.00 W/m·K
  
32
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
Not Available
  
9.90 µm/(m·K)
  
40
Enthalpy
  
  
Enthalpy of Fusion
14.39 kJ/mol
  
24
12.34 kJ/mol
  
28
Enthalpy of Atomization
268.00 kJ/mol
  
40
Not Available
  
Standard Molar Entropy
Not Available
  
198.10 J/mol.K
  
1