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Solutions and Osmosis Quiz

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Questions and Answers

What is osmolality a measure of?

The ability of a solution to change the shape or tone of cells

The number of solute particles dissolved in 1 liter of water (correct)

The diffusion of a solvent through a selectively permeable membrane

The total concentration of all solute particles in a solution

In which type of mixture does osmosis occur?

Heterogeneous mixture

Unsaturated mixture

Saturated mixture

Homogeneous mixture (correct)

What is the normal osmolality of blood plasma?

300 mOsm/l (correct)

≈ 330 mOsm/l

1000 mOsm/l

500 mOsm/l

What does tonicity refer to?

The ability of a solution to change the shape or tone of cells Signup and view all the answers

What is the main characteristic of a selectively permeable membrane in osmosis?

Allows the diffusion of a solvent Signup and view all the answers

What is the main difference between osmolarity and osmolality?

Osmolarity measures total solute particles in a solution, while osmolality measures solute particles in 1 liter of water Signup and view all the answers

What is the normal osmolality of blood plasma?

300 mOsm/l Signup and view all the answers

In osmosis, when does it occur?

When the water concentration differs on both sides of a membrane Signup and view all the answers

What is the measure of osmolality in biological systems?

Milliosmoles (mOsm) Signup and view all the answers

What does tonicity refer to?

The ability of a solution to change the shape or tone of cells Signup and view all the answers

Solutions and Osmosis Quiz

Choose a study mode

Podcast

Questions and Answers

What is osmolality a measure of?

In which type of mixture does osmosis occur?

What is the normal osmolality of blood plasma?

What does tonicity refer to?

What is the main characteristic of a selectively permeable membrane in osmosis?

What is the main difference between osmolarity and osmolality?

What is the normal osmolality of blood plasma?

In osmosis, when does it occur?

What is the measure of osmolality in biological systems?

What does tonicity refer to?

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