Properties of normal hydrogen
Thermophysical properties for normal hydrogen (CAS: 2099474000-00-0). Use the selector below to view properties in different unit systems.
Calculation Conditions
The following state-dependent properties were calculated at these standard conditions.
Temperature
25 °C
Pressure
1.01325 bar
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Open CalculatorIdentification
- AtomsH: 2
- CAS2099474000-00-0
- FormulaH2
- ID2099474000-00-0
- InChI
- InChI Key
- IUPAC Namenormal hydrogen
- Molecular Weight (kg)2.01588
- Phaseg
- PubChem ID-1
- SMILES
- Synonyms
Physical Properties
- Acentric factor
- Critical pressure (bar)0
- Critical temperature (°C)-273.15
- Critical volume (m³/kmol)0
- Dipole moment
- Melting temperature (°C)-273.15
- Normal boiling temperature (°C)-273.15
State-dependent Properties
- Compressibility factor1
- Density (kg/m³)0.0823972
- Dynamic viscosity (cP)0
- Enthalpy of vaporization (mass) (kJ)0
- Enthalpy of vaporization (molar) (kJ/kmol)
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient3.3606e-12
- Kinematic viscosity
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))2.60599
- Molar volume (m³/kmol)24.4654
- Parachor
- Poynting correction factor
- Prandtl number
- Saturation pressure (bar)1922.3
- Saturation temperature (°C)-252.766
- Solubility parameter
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.0695663
- Specific heat capacity (kJ/kg·K)1.29273
- Surface tension
- Thermal conductivity
- Thermal diffusivity
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit
- Upper flammability limit
Environmental Properties
- Global warming potential
- Ozone depletion potential
Failed Properties:
- API gravityFailed