An ideal gas is a theoretical gas composed of many randomly moving point particles that are not subject to interparticle interactions. The ideal gas concept...
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The ideal gas law, also called the general gas equation, is the equation of state of a hypothetical ideal gas. It is a good approximation of the behavior...
33 KB (4,533 words) - 11:34, 8 May 2024
The molar gas constant (also known as the gas constant, universal gas constant, or ideal gas constant) is denoted by the symbol R or R. It is the molar...
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Gas is one of the four fundamental states of matter. The others are solid, liquid, and plasma. A pure gas may be made up of individual atoms (e.g. a noble...
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Heat capacity ratio (section Ideal-gas relations)
expansion factor and is denoted by γ (gamma) for an ideal gas or κ (kappa), the isentropic exponent for a real gas. The symbol γ is used by aerospace and chemical...
17 KB (2,318 words) - 02:22, 27 October 2023
Hypersonic speed (section Two-temperature ideal gas)
effect can be found.[citation needed] In this regime, the gas can be regarded as an ideal gas. Flow in this regime is still Mach number dependent. Simulations...
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behaviour of gases under fixed pressure, volume, amount of gas, and absolute temperature conditions are called Gas Laws. The basic gas laws were discovered...
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monatomic gas, 5 for a diatomic gas or a gas of linear molecules such as carbon dioxide). For a monatomic ideal gas, γ = 5/3, and for a diatomic gas (such...
40 KB (5,991 words) - 20:37, 25 June 2024
Specific heat capacity (section Ideal gas)
For an ideal gas, evaluating the partial derivatives above according to the equation of state, where R is the gas constant, for an ideal gas P V = n...
51 KB (8,130 words) - 09:25, 15 May 2024
Isothermal process (section Details for an ideal gas)
Δ T = 0 {\displaystyle \Delta T=0} d T = 0 {\displaystyle dT=0} For ideal gases only, internal energy Δ U = 0 {\displaystyle \Delta U=0} while in adiabatic...
16 KB (2,284 words) - 16:03, 4 May 2024
Molar volume (redirect from Molar gas volume)
_{i}^{0}}=M_{i}v_{i}} For ideal gases, the molar volume is given by the ideal gas equation; this is a good approximation for many common gases at standard temperature...
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Temperature (section Ideal gas)
temperature in gases. This theory also explains the ideal gas law and the observed heat capacity of monatomic (or 'noble') gases. The ideal gas law is based...
104 KB (12,970 words) - 05:04, 6 July 2024
331 m/s (1,086 ft/s; 1,192 km/h; 740 mph; 643 kn). The speed of sound in an ideal gas depends only on its temperature and composition. The speed has a weak...
56 KB (7,918 words) - 22:08, 11 July 2024
Boyle's law (category Gas laws)
exerted by a given mass of an ideal gas is inversely proportional to the volume it occupies if the temperature and amount of gas remain unchanged within a...
18 KB (2,290 words) - 17:01, 24 June 2024
Isochoric process (section Ideal gas)
appear as a straight horizontal line. If an ideal gas is used in an isochoric process, and the quantity of gas stays constant, then the increase in energy...
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Equation of state (section Ideal gas law)
densities of gases and liquids to temperatures and pressures, known as the ideal gas law, which is roughly accurate for weakly polar gases at low pressures...
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Scale of temperature (section Ideal gas scale)
1085 °C). When pressure approaches zero, all real gas will behave like ideal gas, that is, pV of a mole of gas relying only on temperature. Therefore, we can...
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Pressure (section Pressure of an ideal gas)
pressure of the gas, n is the amount of substance, T is the absolute temperature, V is the volume, R is the ideal gas constant. Real gases exhibit a more...
44 KB (5,656 words) - 01:34, 4 June 2024
Partial pressure (redirect from Gas pressure)
pressure of an ideal gas mixture is the sum of the partial pressures of the gases in the mixture (Dalton's Law). The partial pressure of a gas is a measure...
21 KB (2,403 words) - 08:39, 28 June 2024
Degenerate matter (redirect from Degenerate gas)
also applies to metals in the Fermi gas approximation. Degenerate matter is usually modelled as an ideal Fermi gas, an ensemble of non-interacting fermions...
24 KB (3,165 words) - 17:51, 6 July 2024
Equipartition theorem (section Ideal gas law)
single spring. For example, it predicts that every atom in a monatomic ideal gas has an average kinetic energy of 3/2kBT in thermal equilibrium, where...
90 KB (11,949 words) - 05:10, 19 June 2024
Avogadro's law (category Gas laws)
experimental gas law relating the volume of a gas to the amount of substance of gas present. The law is a specific case of the ideal gas law. A modern...
10 KB (1,336 words) - 03:10, 1 January 2024
Microcanonical ensemble (section Ideal gas)
the set of distinct states of a system, besides the special case of an ideal gas. This topic was investigated to completion by Josiah Willard Gibbs who...
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ensemble of ideal gas particles, in which he defined entropy as proportional to the natural logarithm of the number of microstates such a gas could occupy...
108 KB (13,951 words) - 13:54, 2 July 2024
Non ideal compressible fluid dynamics (NICFD), or non ideal gas dynamics, is a branch of fluid mechanics studying the dynamic behavior of fluids not obeying...
34 KB (3,970 words) - 18:06, 6 May 2024
perfect gas models are ideal gas models in the sense that they all follow the ideal gas equation of state. However, the idea of a perfect gas model is...
8 KB (1,190 words) - 23:54, 7 May 2023
Joule–Thomson effect (category Gases)
effect) describes the temperature change of a real gas or liquid (as differentiated from an ideal gas) when it is forced by a pressure difference through...
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are pumps, gas compressors, turbines, nozzles, and diffusers. Most steady-flow devices operate under adiabatic conditions, and the ideal process for...
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kelvin) and energy (with unit joule). Macroscopically, the ideal gas law states that, for an ideal gas, the product of pressure p and volume V is proportional...
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The kinetic theory of gases is a simple classical model of the thermodynamic behavior of gases. It treats a gas as composed of numerous particles, too...
51 KB (7,758 words) - 17:10, 4 July 2024