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What is example of diffusion in gases?
Diffusion allows certain materials to move into and out of cell walls, from a higher concentration to a lower concentration. For example, oxygen diffuses from the air sacs in your lungs into your blood capillaries because the concentration of oxygen is higher in the air sacs and lower in the capillary blood.
Can solid diffuse?
Diffusion can take place in gases, liquids, or solids. In solids, particularly, diffusion occurs due to thermally-activated random motion of atoms – unless the material is at absolute zero temperature (zero Kelvin), individual atoms keep vibrating and eventually move within the material.
Can diffusion happen in solids liquids or gases?
The spreading out and mixing of a substance with another substance due to the motion of its particles is called diffusion. Diffusion occurs in gases, liquids and solids. Diffusion is fastest in gases and slowest in solids. The rate of diffusion increases on increasing the temperature of the diffusing substance.
How does diffusion of gas work?
Diffusion occurs when gas molecules disperse throughout a container. Effusion occurs when a gas passes through an opening that is smaller than the mean free path of the particles, that is, the average distance traveled between collisions. Effectively, this means that only one particle passes through at a time.
How do you find the diffusion of a gas?
Key Equations
- rate of diffusion=amount of gas passing through an areaunit of time.
- rate of effusion of gas Arate of effusion of gas B=√mB√mA=√MB√MA.
Why do gases diffuse very fast?
The gas diffuses very fast because the particles have a higher intermolecular space and kinetic energy, which is very high in the vapour state. Hence these particles readily mix up with the particles of air and move at a faster rate.
Can gas diffuse in liquid?
Gas can be diffused in a liquid state. Carbon dioxide and oxygen are the two gases in air which dissolves in water by diffusion.
Can a gas diffuse in water?
Gases can dissolve in water. The dissolving of a gas in water depends on the interaction between the molecules of the gas and the water molecules. The amount of gas that can be dissolved in water depends on the temperature of the water. More gas can dissolve in cold water than in hot water.
Why diffusion can occur in solid liquid and gas?
Why do material diffuse into each other? Diffusion is a property of liquids and gases. It happens because of the difference in the concentration between the particles. Generally, the particles move from the area of higher concentration to the area of lower concentration until it is evenly spread out.
Why diffusion is faster in gases than liquids?
The molecules of gas have more kinetic energy than liquid molecules and are smaller. The distance between the constituent particles in gases becomes greater than in liquids, resulting in diffusion faster in gases than in liquids.