If Molecules Are Expected To Move From High Concentration To Low Concentration Why Didn’T All The Molecules (

Question

if molecules are expected to move from high concentration to low concentration, why didn’t all the molecules (

salt, sugar and starch) leave the dialysis tubing bag?

* Comparative composition of plasma and Dialysis Fluid .
Component
plasma
Electrolytes ( mEgl L )
( i) Sodium ( Nat )
135 – 145
136- 140
(i) potassium (ut )
3.5-5.0
0 – 3.0
quot;) calcium (cart )…Science