{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

# PS4 - BIOAP 458 2011 Name Raw Score/85 Percentile Score 1...

This preview shows pages 1–3. Sign up to view the full content.

-1/5- BIOAP 458, 2011 Prof. Beyenbach Name: Raw Score:______/85 PROBLEM SET 4 Osmosis, Goldman- & Gibbs-Donnan equations Percentile Score: (7.5% of final grade) 1) (10 pts) a) (4 pts) Determine the osmotic pressure difference for the initial condition in mOsm and in mmHg. b) (2 pts.) In the right diagram draw the final condition if the barrier separating the two compartments is permeable to water but not to Na + and Cl - . c) (2pts.) How much water has crossed the membrane assuming an initial volume of 1 liter in each compartment? Assume an initial volume of 1 liter in each compartment. d) (2pts.) What pressure must be applied to compartment _____? to prevent osmosis in (a) above?

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
-2/5- 2) (3 pts) Draw the direction of osmosis (if any) if the membrane is permeable to water but impermeable to mannitol and impermeable to MgCl 2 . You may assume complete dissociation of MgCl 2 in water. Justify your answer: 3) (6 pts) a) (3 pts) Determine the osmotic pressure of gastric juice (HCl) with a pH of 2.4. Give your answer in mOsm.
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 5

PS4 - BIOAP 458 2011 Name Raw Score/85 Percentile Score 1...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online