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13 Dec 2019
A volume of 23.9 L contains a mixture of 0.290 mole N2 , 0.289 mole O2 , and an unknown quantity of He. The temperature of the mixture is 0 °C , and the total pressure is 1.011 atm . How many grams of helium are present in the gas mixture?
A volume of 23.9 L contains a mixture of 0.290 mole N2 , 0.289 mole O2 , and an unknown quantity of He. The temperature of the mixture is 0 °C , and the total pressure is 1.011 atm . How many grams of helium are present in the gas mixture?