Diffusion in Solids Liquids and Gases
Chemistry ⇒ States of Matter
Diffusion in Solids Liquids and Gases starts at 8 and continues till grade 12.
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A student places a copper plate and a zinc plate together and leaves them for several months. What process causes some copper atoms to move into the zinc plate?
Describe how diffusion is important in everyday life.
Describe the difference between diffusion in liquids and gases.
Describe what happens when a drop of food coloring is added to a glass of still water.
Describe what would happen if you place a drop of ink in a beaker of cold water and another in hot water.
A student places a copper plate and a zinc plate together and leaves them for several months. What process causes some copper atoms to move into the zinc plate?
Describe what would happen if you place a drop of ink in a beaker of cold water and another in hot water.
Explain why the smell of ammonia spreads quickly in a room.
Diffusion is essential for which of the following biological processes? (1) Photosynthesis (2) Digestion (3) Breathing (4) All of the above
Which of the following best describes diffusion in solids? (1) Very fast (2) Very slow (3) Does not occur (4) Same as in gases
Which of the following factors does NOT affect the rate of diffusion? (1) Temperature (2) Particle size (3) Color of particles (4) State of matter
Which of the following is NOT a factor affecting diffusion? (1) Temperature (2) Concentration gradient (3) Volume of container (4) Particle size
Diffusion in gases is much ________ than in liquids.
Diffusion in solids is usually observed over a ________ period of time.
Diffusion is the movement of particles down their ________ gradient.
Diffusion is the process by which particles move from an area of ________ concentration to an area of ________ concentration.
True or False: Diffusion can be observed when two different metals are kept in contact for a long time.
True or False: Diffusion can occur between two solids in contact over a long time.
True or False: Diffusion can occur even without stirring or shaking.
True or False: Diffusion can occur in a vacuum.
