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If the volume of a scuba tank filled with air remains constant and its temperature decreases what happens to its pressure?
Wiki User
∙ 14y ago
It doesn't change- Apex
Wiki User
∙ 10y ago
Anonymous
VS Shankar
According to the ideal gas law, if the volume of a gas remains constant and its temperature decreases, its pressure will also decrease. The ideal gas law states that the pressure of a gas is directly proportional to its temperature when the volume and the amount of gas are held constant. This relationship is expressed by the equation:
PV = nRT
Where:
P = Pressure
V = Volume
n = Number of moles of gas
R = Gas constant
T = Temperature
In this case, as the temperature decreases, if the volume remains constant, the pressure will decrease proportionally. This is because the decrease in temperature leads to a decrease in the average kinetic energy of the gas molecules. As the molecules move with lower energy, they exert less force on the container walls, resulting in a decrease in pressure.
Lanie Nocidal
Wiki User
∙ 12y agoA decrease in temperature results in a decrease in pressure, because the gas molecules have less energy. Conversely, raising the temperature would increase the pressure inside, which could ultimately rupture the tank.
muhammad rahman
If the volume of a Scuba tank filled with air remains constant and its temperature decreases, the pressure inside the tank will also decrease. This is because the temperature of a gas is directly proportional to its pressure. When the temperature of a gas decreases, the kinetic energy of its molecules also decreases, causing the molecules to move more slowly and collide less frequently with the walls of the container. This results in a decrease in pressure.
arshidmedicate121
If the volume of a scuba tank filled with air remains constant and its temperature decreases, the pressure of the air inside the tank will decrease as well. This relationship is described by Gay-Lussac's Law, which states that the pressure of a gas is directly proportional to its temperature, assuming the volume is held constant. So if the temperature of the air inside the tank decreases, the pressure inside the tank will decrease as well.
Sahed Rana
If the volume of a scuba tank filled with air remains constant and its temperature decreases, the pressure inside the tank will also decrease. This is because the temperature of a gas is directly proportional to its pressure. When the temperature of a gas decreases, the kinetic energy of its molecules also decreases, causing the molecules to move more slowly and collide less frequently with the walls of the container. This results in a decrease in pressure.
lenpollock
Remember the chemical equation
P1V1/T1 = P2V2/T2
Since the volume is constant we can discount 'V'.
Hence
P1/T1 = P2/T2
To cite and example
It T1 = 10oC and T2 = 5oC
P1 = 5 atm
Then
5/10 = P2/ 5
Algebraically rearrange
P2 = 5*5/10 = 25/10 = 2.5 atm.
Hence the pressure has reduced, from 5 atm to 2.5 atm.
Wiki User
∙ 14y agoThe ideal gas law states that PV = nRT. If V (volume is fixed) as is n (number of moles) then P become proportional to T. As P goes down so will T.
This is further supported by thinking of pressure as a series of collisions on the surface of the container. Reducing temperature reduces the kinetic energy of the molecules and therefore reduces the impact on the surface of the container.
Wiki User
∙ 9y agoIf the volume of a scuba tank filled with air doesn't change and its temperature remains constant pressure does not change. If no factors change the result will not change.
Student Anthony Jack...
Wiki User
∙ 11y agoAs long as no more air is pumped into the tank, or allowed to escape, the pressure will remain constant.
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