किसी दाब एवं तापमान पर, जल वाष्प के मोल अंश का उसी दाब एवं तापमान पर, जल संतृप्त वायु के मोल अंश से प्रतिशत अनुपात।
At a given pressure and temperature, the percentage ratio of the mole fraction of the water vapor to the mole fraction that the air would have if it were saturated with respect to water at the same pressure and temperature.
At a given pressure and temperature, the percentage ratio of the mole fraction of the water vapor to the mole fraction that the air would have if it were saturated with respect to water at the same pressure and temperature.
