Lexic.us

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.

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 = N_Ak) 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

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 ..."

Other Resources: