Quantitative Skills - Osmosis
1.
If a cell’s
Ψ
P
= 3 bars and its
Ψ
S
= -4.5 bars, what is the resulting
?
Ψ

2.
The cell from question #1 is placed in a beaker of sugar water with
Ψ
S
= - 4.0 bars.
In which
direction will the net flow of water be?

3.
The original cell from question # 1 is placed in a beaker of sugar water with
Ψ
S
= - 0.15 MPa
(megapascals).
We know that 1 MPa = 10 bars.
In which direction will the net flow of water

4.
The value for
in root tissue was found to be - 3.3 bars.
If you take the root tissue and place
it in a 0.1 M solution of sucrose at 20°C in an open beaker, what is the
of the solution, and in
Ψ
Ψ