The ratio of the rate of effusion of oxygen to an unknown gas is 0.935. What is the other gas? A) Ne B) Ar C) F₂ D) N₂

Name: The ratio of the rate of effusion of oxygen to an unknown gas is 0.935. What is the other gas? A) Ne B) Ar C) F 2 D) N 2
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The rate of effusion is inversely proportional to the square root of the molar mass. Given the ratio 0.935, the unknown gas has a molar mass close to that of N₂ (28 g/mol), which matches the ratio with O₂ (32 g/mol).

The Ratio of the Rate of Effusion of Oxygen to an Unknown