A sample of N₂ effuses in 220 s.How long will the same size sample of Cl₂ take to effuse?

Name: A sample of N 2 effuses in 220 s.How long will the same size sample of Cl 2 take to effuse?
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Question

Quizplus · Accepted Answer

Using Graham's law of effusion, the time taken is proportional to the square root of the molar mass. Since Cl2 is heavier than N2, it will take longer to effuse. The ratio of times is the square root of the ratio of molar masses: sqrt(70.9/28) ≈ 1.58. Thus, 220 s * 1.58 ≈ 350 s.

A Sample of N2 Effuses in 220 S

A Sample of N₂ Effuses in 220 S