If It Takes 30 Seconds for a Sample of O₂

question 5

Multiple Choice

If it takes 30 seconds for a sample of O₂ gas to effuse through a porous plug, how long will it take for an equal amount of N₂ gas to escape through the same plug?

• A) 0.0312 sec.
• B) 26.3 sec.
• C) 28.1 sec.
• D) 32.1 sec.
• E) 34.3 sec

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