4.3 Osmosis Flashcards
1
Q
What is osmosis?
A
The passage of water from a region where it has a higher water potential to a region where it has lower water potential through a selectrivly permeable membrane.
2
Q
What is a solute?
A
Any substance that is dissolved in a solvent.
3
Q
What measure is water potential measured in?
A
KioPascals (KPa)
4
Q
What allows water molecules to move in random directions?
A
Kinetic energy
5
Q
What does the semi- permeable membrane allow through it?
A
Water molecules
6
Q
What is the highest value for water potential?
A
Zero (Pure water)
