At a given temperature, the effusion rate of nitrogen gas is _______ times the rate of krypton.

Name: At a given temperature, the effusion rate of nitrogen gas is _______ times the rate of krypton.
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The effusion rate is inversely proportional to the square root of the molar mass of the gas. The molar mass of nitrogen (N2) is 28 g/mol, and for krypton (Kr) it is 83.8 g/mol. The ratio of effusion rates is √(83.8/28) ≈ 1.73.

At a Given Temperature, the Effusion Rate of Nitrogen Gas