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April 25, 2014

Homework Help: biology

Posted by ....... on Tuesday, February 5, 2013 at 12:41am.

7. Imagine you have 2 chambers connected by a flexible, semipermeable membrane and completely filled with solutions - one chamber contains 50ml of a 50mM NaCl solution (A), and the other (B) contains 100 ml of a 100mM NaCl solution? If the membrane permits both water and NaCl to cross:
a) describe and explain which way the water and the Na+ and Cl- ions would flow?
b) describe and explain what the volumes and concentrations of the two compartments would be at equilibrium?
c) Describe and explain how the result would differ if the opening were permeable to water only?

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