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What happens to the entropy of a gas when it expands into a vacuum?
When a gas expands into a vacuum, the entropy of the gas increases. This is because the gas molecules have more freedom to move around and occupy a larger volume, leading to a more disordered state and higher entropy.
Why a gas cools when it expands at high pressure?
When a gas expands at high pressure, it does work on its surroundings to overcome the external pressure. This work done by the gas results in a decrease in its internal energy, leading to a decrease in temperature as per the first law of thermodynamics. So, the gas cools down as it expands at high pressure.
When the gas in a balloon is heated the balloon expands what are the correct signs of heat and work for this change?
When the gas in a balloon is heated and the balloon expands, the correct signs for heat and work are: the heat absorbed by the gas is positive (+Q) and the work done by the gas is also positive (+W). This is because the gas is gaining energy (heat) from its surroundings, and it is doing work on the balloon by pushing against the walls as it expands.
Which expands most for increase in temperature water gas or solid?
Gas expands the most for an increase in temperature, followed by liquids, with solids expanding the least. This is because the particles in gases have the most kinetic energy and move more freely than particles in liquids and solids, allowing them to expand more readily.
Why does a gas expand quickest?
A gas expands quickly because the particles are in constant, random motion and have a lot of space between them. When the gas is exposed to lower pressure, the particles spread out rapidly to fill the available volume.
What determines how far a gas expands?
it spreads out more
What happens to the internal energy of a gas when it expands?
When a gas expands, its internal energy typically increases. This is because the gas is doing work on its surroundings as it expands, which results in an increase in its internal energy.
What determines the shape and volume and gas inside a container?
The shape of the containerA property of a gas is that it expands to fill the shape and volume of a container. An exception may be the case where there is more than one gas and the heavier gasses will tend to settle to the bottom of the container.
What results from increasing the temperature of a gas?
The gas expands.
What decides whether material solid or a gas?
The space between the molecules/atoms determines whether material is a solid or a gas. If they are very far apart, the matter is a gas. If they are not very far apart, the matter is a liquid. If they are close, it is a solid.
Why do balloons expands when its temperature increases?
Balloons are filled with gas and gas expands when temperature increases. Gas also condenses when the temperature is lowered. This is due to Charles' law.
What happens to a balloon when the gas in it increases?
It expands.
When an ideal gas expands in vacuum work done is?
When an ideal gas expands in a vacuum, no work is done because there is no external pressure against which the gas can expand. In this case, the expansion is considered to be isentropic, meaning that there is no change in entropy of the system.
Matter expands or contracts to fill the space available?
Matter generally expands when heated and contracts when cooled. This is due to the changes in the kinetic energy of the particles within the matter. The expansion or contraction allows matter to adjust its volume to the space available.
How does flash gas affects system capacity?
it expands it
Does gas expands the least out of a solid and a liquid?
solids;there molecules are closer together
What happens to the entropy of a gas when it expands into a vacuum?
When a gas expands into a vacuum, the entropy of the gas increases. This is because the gas molecules have more freedom to move around and occupy a larger volume, leading to a more disordered state and higher entropy.
