Thesis Revision History Thesis-ver10 (21 aug.): - Updated/corrected chapter 4. Mass Transfer in Reactive Electrolyte Mixtures Thesis-ver11 (28 aug.): - Updated/corrected chapter 5. The Non-Equilibrium Two Fluid Model - Added example in chap. 5 - mass transfer in packed beds Thesis-ver12 (01 sep.): - Updated chap 6 Thesis-ver13 (30 sep.): - Some misprints corrected Thesis-ver14 (20 nov.): - Some misprints corrected - New Title: Equilibrium and Non-Equilibrium Thermodynamics of Natural Gas Processing