Thermal Properties of Protactinium and Calcium
Specific Heat
0.12 J/(kg K)
  
40
0.63 J/(kg K)
  
7
Molar Heat Capacity
Not Available
  
25.93 J/mol·K
  
34
Thermal Conductivity
47.00 W/m·K
  
32
201.00 W/m·K
  
5
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
9.90 µm/(m·K)
  
40
22.30 µm/(m·K)
  
19
Enthalpy
  
  
Enthalpy of Vaporization
Not Available
  
150.00 kJ/mol
  
99+
Enthalpy of Fusion
12.34 kJ/mol
  
28
8.54 kJ/mol
  
99+
Enthalpy of Atomization
Not Available
  
184.00 kJ/mol
  
99+
Standard Molar Entropy
198.10 J/mol.K
  
1
41.60 J/mol.K
  
36