Entry Test MCQ :: Gases

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What is the relative rate of effusion of CO and CO2?

[A].	CO is 1.25 times faster than CO2	[B].	CO is 3.75 times faster than CO2
[C].	CO is 1.25 times faster than CO	[D].	Both diffuse at the same rate

Answer: Option A

Ajab khan said:

it is solved by this formula. rA/rB=under rote mB/mA. solution= rco/rco2 now rearrange the above mco2/mco now put the value m44/m28= 1.57 ans. 1.57 times co is faster than co2.