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Questions and Answers
What is the property of membranes that allow only solvent molecules to pass through?
What is the property of membranes that allow only solvent molecules to pass through?
- Impermeability
- Semipermeability (correct)
- Porosity
- Permeability
What is the process called when solvent molecules flow from pure solvent to a solution through a semipermeable membrane?
What is the process called when solvent molecules flow from pure solvent to a solution through a semipermeable membrane?
- Filtration
- Evaporation
- Osmosis (correct)
- Diffusion
What stops the flow of solvent molecules across a semipermeable membrane into a solution?
What stops the flow of solvent molecules across a semipermeable membrane into a solution?
- Osmotic pressure (correct)
- Hydrostatic pressure
- Vapor pressure
- Atmospheric pressure
In which direction do solvent molecules flow across a semipermeable membrane?
In which direction do solvent molecules flow across a semipermeable membrane?
What is the excess pressure needed to prevent osmosis through a semipermeable membrane called?
What is the excess pressure needed to prevent osmosis through a semipermeable membrane called?
What determines the osmotic pressure of a solution?
What determines the osmotic pressure of a solution?
What does osmotic pressure depend on?
What does osmotic pressure depend on?
In the osmotic pressure equation Î = C R T, what does Î represent?
In the osmotic pressure equation Î = C R T, what does Î represent?
How can the molar mass of a solute be calculated using osmotic pressure?
How can the molar mass of a solute be calculated using osmotic pressure?
Which type of solutions have the same osmotic pressure at a given temperature?
Which type of solutions have the same osmotic pressure at a given temperature?
If a solution is hypotonic, what will happen to cells placed in this solution?
If a solution is hypotonic, what will happen to cells placed in this solution?
Why is osmotic pressure measurement useful for determining molar masses of biomolecules?
Why is osmotic pressure measurement useful for determining molar masses of biomolecules?
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