A Mixture of Two Gases Was Allowed to Effuse from a Container

question 132

Multiple Choice

A mixture of two gases was allowed to effuse from a container. One of the gases escaped from the container 1.43 times as fast as the other one. The two gases could have been ________.

• A)CO and SF₆
• B)O₂ and Cl₂
• C)CO and CO₂
• D)Cl₂ and SF₆
• E)O₂ and SF₆

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