Constituent
Name
Adsorbed water
Family
adsorbed
Class
hydrogen bonded molecular liquid
Compound type
physically adsorbed phase
Comments
mostly adsorbed on Na-Montmorillonite - unknown mass fraction: 5.4% as for SWy-2?. The adsorbed water can strongly vary with ambient conditions
Constituent abundance in material
Relevance
main - major
Arrangement
sorbed phase
Adsorbat name
Na-Montmorillonite
Mass fraction
0.072 $\pm$ 0.012 g/g adsorbat
Chemical composition
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Mass fraction State Relevance Comments
$H_2O$ Water molecule 1.0 $\pm$ 0.001 physically adsorbed impurity
Chemical functions
  Function Number Relevance
$R-OH$ 2 impurity
Chemical bonds
  Bond Number Relevance
$-O-H$ 2 impurity
Phase type
adsorbed
Texture
adsorbed layer