ideal gas law(redirected from gas equation)
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Related to gas equation: Alveolar gas equation
ideal gas law[ī′dēl ′gas ‚lȯ]
The equation of state of an ideal gas which is a good approximation to real gases at sufficiently high temperatures and low pressures; that is, PV = RT, where P is the pressure, V is the volume per mole of gas, T is the temperature, and R is the gas constant.