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How does an increase or decrease in temperature affect density?
Wiki User
∙ 14y ago
Usually, an increase in temperature will result in a decrease in density, and vice versa. (There are exceptions, but they are very rare.)
The amount by which this happens is the coefficient of thermal expansion. If it doesn't happen (like for borosilicate glass, used for test tubes) the coefficient is zero. If it works backwards (higher density with higher temperature, like water between 32-40 degrees F), the coefficient is negative.
Wiki User
∙ 11y ago
Wiki User
∙ 14y agoAn increase in temperature usually causes an increase in volume. Since the mass doesn't change, density decreases.
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Does a change in the mass affect the density of the object?
Adding mass may increase or decrease the density if the substance added is different. Merely changing the mass will not affect the density.
Is temperature the only thing that affects density?
It is the easiest way to affect the volume which would change the density. However, if you increase the pressure but keep temperature constant the volume will also change. Any change in volume affects density.
How do changes in temperature of air affect its density?
if it is high the density is high so if the temperature is low the density is low.
What are the factors affecting mean free path?
Density: As gas density increases, the molecules become closer to each other. Therefore, they are more likely to run into each other, so the mean free path decreases.Increasing the number of molecules or decreasing the volume will cause density to increase. This will decrease the mean free path.Radius of molecule: Increasing the radius of the molecules will decrease the space between them, causing them to run into each other more. Therefore, mean free path decrease.Pressure, Temperature, and other factors that affect density can indirectly affect mean free path.
How does an air bubble inside a metal ball affect density?
It will increase the total volume, but it will hardly affect total mass. Remember the definition of density as mass / volume.
How does temperature affect the physical properties of petrol?
An increase in temperature will reduce the density, reduce the viscosity, reduce thermal conductivity, and increase the specific heat capacity. A decrease in temperature will have the opposite affect.
How does temperature affect the volume of substance?
An increase in temperature will cause an increase in volume, while a decrease in temperature will cause a decrease in volume.
How does a change volume affect an objects density when mass stays the same?
With constant mass, a decrease in volume will increase the the density. Conversely, an increase in volume will decrease the density.
Do medication affect body temperature?
Some medication may affect body temperature. It can increase or decrease body temperature. I.e. tylenol may decrease temperature if you have fever. Some stimulant may increase temperature when used, etc.
How deos this change in volume affect the density of solids liquids and gasses?
A change in volume with a constant, unchanging Pressure and Temperature results in increased or decreased density, inversely dependent on increase or decrease in volume.
Does a change in the mass affect the density of the object?
Adding mass may increase or decrease the density if the substance added is different. Merely changing the mass will not affect the density.
Name three factors that affect the density of an air mass?
Density = mass divided by volume. Mass is determined by the individual atoms or molecules and their compression (how close together they are). Compression is affected by external elements such as temperature and atmosphere. Temperature can increase or decrease density (hotter temps lead to decrease in density as atoms separate). Atmospheric pressure can also change the density (air is less dense the further you get from Earth/higher you go in the sky).
How does increasing temperature affect rate of dissolution?
Increasing temperature increases the rate of dissolution, though it can increase or decrease solubility at equilibrium.
How Does temperature affect air pressure and air density?
When altitude rises, the air pressure and density both decrease. When temperature rises that means that more air is pushing down on it. So this means that the air pressure and density rise when temperature rises.
How does temperature affect air density and air pressure?
When altitude rises, the air pressure and density both decrease. When temperature rises that means that more air is pushing down on it. So this means that the air pressure and density rise when temperature rises.
How does temperaures affect the solubility of a solute in solvent?
Generally the solubility of solids in solvents increase with the temperature and the solubility of gases in solvents decrease with the temperature.
How does temperature affect solute?
acidic buffers increase pH as temperature increases, basic buffers decrease pH as temperature increases I am still searching for the reason.
