A2 Diffusion and dissolving

Dropdown

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is the spreading out of particles from a ​

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concentration to a ​

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concentration.

​

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is when a ​solute breaks up into a solvent.

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Multiple Choice

Which one can diffusion not occur in?

• Solids

• Liquids

• Gases

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Multiple Choice

Which property allows diffusion to occur?

• Free moving particles

• Gaps between particles

• Irregular arrangement of particles

• Regular arrangement of particles

Multiple Choice

In a tube with ammonia on one end and hydrochloric acid on the other, where will a reaction occur?

• Closer to the hydrochloric acid

• Closer to the ammonia

• Exactly in the middle of the two

• Position is random

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Multiple Choice

Which property allows diffusion to occur QUICKER in gases than liquids?

• Gaps between particles

• Free moving particles

• Irregular arrangement of particles

• Regular arrangement of particles

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Match

Match the following

• Solute

• Solvent

• Solution

• Saturated

Substance that dissolves into a liquid

Liquid a substance can dissolve in

Liquid mixture

Mixture where no more solid can dissolve

• Substance that dissolves into a liquid

• Liquid a substance can dissolve in

• Liquid mixture

• Mixture where no more solid can dissolve