POISEUILLE’S LAW FOR BULK FLOW WHEN OSMOSIS IS PRESENT

BULK FLOW, Q, IS PROPORTIONAL TO THE

PRESSURE DIFFERENCE (WHICH NOW

BECOMES THE DIFFERENCE BETWEEN THE

HYDROSTATIC PRESSURE, ?P, AND THE

EFFECTIVE OSMOTIC PRESSURE, ? ??,

ACROSS THE PIPE OR PORE:

Q = LP (?P - ? ??)

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