Definition of Gas constant

1. Noun. (physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole.

Exact synonyms: R, Universal Gas Constant
Category relationships: Natural Philosophy, Physics
Generic synonyms: Constant

Definition of Gas constant

1. Noun. (physics) a universal constant, R, that appears in the ideal gas law, (PV = nRT), derived from two fundamental constants, the Boltzman constant and Avogadro's number, (R = NAk) ¹

¹ Source: wiktionary.com

Medical Definition of Gas constant

1. R (symbol for the constant) = 8.314 × 107 ergs per degree Celsius per mole = 8.314 J K-1 mol-1 (joules per kelvin mole). (05 Mar 2000)

Lexicographical Neighbors of Gas Constant

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Literary usage of Gas constant

Below you will find example usage of this term as found in modern and/or classical literature:

1. Engineering Thermodynamics by Charles Edward Lucke (1912)
"Gas Density and Specific Volume and its Relation to Molecular Weight and Gas Constant. The density of a gas is best stated for engineering purposes as the ..."

2. Elements of Engineering Thermodynamics by James Ambrose Moyer, James Park Calderwood, Andrey Abraham Potter (1920)
"(32) -p 778 cv - c = A = AR, (33) Equation (33) shows that the difference between the two specific heats is equal to the gas constant R, which when measured ..."

3. Text-book of Mechanics by Louis Adolphe Martin (1916)
"SECTION III THE gas constant OF GASEOUS MIXTURES To compute the gas constant of a mixture of ideal gases Dalton's law is used. no> *-— /v**-***»** mixture ..."

4. A System of Physical Chemistry by William Cudmore McCullagh Lewis, James Rice (1919)
"I.) that in the case of a perfect gas, the total kinetic energy of all the molecules forming one gram-molecule is 3/2RT, where R is the gas constant per ..."

5. The Fundamental Principles of Chemistry: An Introduction to All Text-books by Wilhelm Ostwald (1909)
"THE gas constant AS APPLIED TO SOLUTIONS. — Experience has also shown that the coefficient of expansion of a gas solution is the same as that of a pure gas. ..."

6. The Elements of Qualitative Chemical Analysis: With Special Consideration of by Julius Stieglitz (1911)
"R is the so-called gas-constant, and represents the work done against the external pressure when one gram molecule, or mole, of the gas is heated one degree ..."

7. The Elements of Qualitative Chemical Analysis: With Special Consideration of by Julius Stieglitz (1911)
"R is the so-called gas-constant, and represents the work done against the external pressure when one gram molecule, or mole, of the gas is heated one degree ..."

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