gas constant(redirected from Molar gas constant)
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n. Symbol R
A constant, equal to 8.314 joules per kelvin, 0.08206 liter atmospheres per mole kelvin, or 1.985 calories per degree Celsius, that is the constant of proportionality in the ideal gas law.
(General Physics) the constant in the gas equation. It is equal to 8.31472 joules per kelvin per mole. Symbol: R Also called: universal gas constant
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|Noun||1.||gas constant - (physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole|
natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics"
constant - a number representing a quantity assumed to have a fixed value in a specified mathematical context; "the velocity of light is a constant"