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The pressure in a vessel that contained pure oxygen dropped from 2000 torr to 1,500 torr in 40 minutes as the oxygen leaked through small hole into a vacuum. When the same vessel was filled with another gas the pressure dropped from 2000 torr to 1500 torr in 80 minutes. what is the molecular weight of second gas

The pressure in a vessel that contained pure oxygen dropped from 2000 torr to 1,500 torr in 40 minutes as the oxygen leaked through small hole into a vacuum. When the same vessel was filled with another gas the pressure dropped from 2000 torr to 1500 torr in 80 minutes. what is the molecular weight of second gas

Grade:11

1 Answers

Arbaz alam
15 Points
5 years ago
For rate of diffusion of i2 and rate of diffusion of GA   
  V1=rate of o2 diffusion .    And t1=time for o2 . 
V2=volunv of diffusion.  t2=. Time of o2           
 
 
         500×80000×40=√mol wt of gas×mole of o2

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