OSMOSIS

12/24/97


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Table of Contents

OSMOSIS

HYDROSTATIC PRESSURE

THE SEMIPERMEABLE MEMBRANE

Osmosis

Osmosis

van’t HOFF’S LAW FOR THE OSMOTIC PRESSURE

ACTUAL g VALUES FOR SALTS (DUE TO NONIDEALITY)

OSMOSIS IN PERMEABLE MEMBRANES

OSMOSIS IN PERMEABLE MEMBRANES

THE REFLECTION COEFFICIENT, ?

THE REFLECTION COEFFICIENT MEASURES THE SELECTIVITY OF THE MEMBRANE: ? = 0

THE REFLECTION COEFFICIENT MEASURES THE SELECTIVITY OF THE MEMBRANE: ? = 1

THE REFLECTION COEFFICIENT MEASURES THE SELECTIVITY OF THE MEMBRANE: 1 < ? < 0

THE REFLECTION COEFFICIENT, ?, MEASURES FRACTIONAL REFLECTION

THE REFLECTION COEFFICIENT, ?, ALSO MEASURES FILTRATION

THE EFFECTIVE OSMOTIC PRESSURE DEPENDS ON ?

EQUILIBRIUM OCCURS WHEN HYDROSTATIC AND OSMOTIC PRESSURE BALLANCE

SOLVENT DRAG

POISEUILLE’S LAW FOR BULK FLOW WHEN OSMOSIS IS PRESENT

THE OSMOTIC TRANSIENT

A MECHANISTIC EXPLANATION FOR OSMOSIS

THE PRESSURE IN A PORE

THE PRESSURE IN A PORE

THE CONCEPT OF TONICITY CAN BE EXPLAINED USING ?

THE DIFFERENCE BETWEEN TONICITY AND OSMOLARITY

THE DIFFERENCE BETWEEN TONICITY AND OSMOLARITY: A DEMONSTRATION

WHAT IS TO BE LEARNED FROM THE DEMONSTRATION?

Author: Donald C. Mikulecky

Email: mikulecky@gems.vcu.edu

Home Page: http://views.vcu.edu/~mikuleck/