Table of Contents
What happens when the speed of particles increase?
Particles move rapidly in all directions but collide with each other more frequently than in gases due to shorter distances between particles. With an increase in temperature, the particles move faster as they gain kinetic energy, resulting in increased collision rates and an increased rate of diffusion.
What is the relationship between the size of the particles and the speed of the particles?
The size of the particles affects the speed reaction of the particles. When particles are heavier, their movement will become slow. And when temperature increases, the particles gain kinetic energy and move faster.
What happens when the speed of particles decreases?
At low temperatures, when the speed of the molecules decreases and they move closer together, the intermolecular forces become more apparent. As the attraction between molecules increases, their movement decreases and there are fewer collisions between them.
What effect does the speed of particles have on matter?
An increase in the speed of the molecules competes with the attraction between molecules and causes molecules to move a little further apart. Cooling a liquid decreases the speed of the molecules. A decrease in the speed of the molecules allows the attractions between molecules to bring them a little closer together.
Who slows down oxygen speed?
Answer: Nitrogen gas slows down the speed of oxygen.
Does higher pressure mean higher speed?
This inverse relationship between the pressure and speed at a point in a fluid is called Bernoulli’s principle. Bernoulli’s principle: At points along a horizontal streamline, higher pressure regions have lower fluid speed and lower pressure regions have higher fluid speed.
What is the relationship between particle size and speed it takes for the tablet to dissolve?
The relationship between particle size and speed it takes for the tablet to dissolve is that the smaller is the particle size of the tablet, the faster it will dissolve; or the bigger is the particle size of the tablet, the slower it will dissolve.
Do real gases move in straight lines?
Gas particles travel in straight lines unless they collide with other particles or the walls of the container. Gas particles have negligible volume compared to the free space between them.. Molecular collisions are perfectly elastic and kinetic energy is conserved.
Why do particles move faster in hot water?
Molecules in a liquid have enough energy to move around and pass each other. Molecules in a gas have lots of energy and spread out even more than molecules in a liquid. Warm water has more energy than cold water, which means that molecules in warm water move faster than molecules in cold water.
At what temp will rms speed of oxygen?
8.360×104K.
How did Earth get its oxygen?
Eventually, a simple form of bacteria developed that could live on energy from the Sun and carbon dioxide in the water, producing oxygen as a waste product. Thus, oxygen began to build up in the atmosphere, while the carbon dioxide levels continued to drop.
Does higher pressure mean lower velocity?