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osmotic pressure

 

Definition: the pressure that must be applied to a solution to prevent the passage into it of solvent when solution and pure solvent are separated by a membrane permeable only to the solvent (sometimes less correctly viewed as the force with which the solution attracts solvent through the semipermeable membrane).

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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