Warm-Up Exercise 1

Due 1:00 pm, Thursday, Sep. 01

Physics 313R, Fall Semester, 2011

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Did you complete the reading assignment?
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Osmotic flow can seem mysterious. How can molecules flow preferentially to one side of the contraption shown in Fig. 1.3 in the book? Shouldn't they flow through the membrane in both directions at equal rates? Explain how this works. (Hint: if the sugar molecules were not present, the rates would be equal...)

What's the big deal about Free Energy? What is the key concept?

Explain anything that you didn't understand in the reading assignment:

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