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Grade: 11

                        

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

3 years ago

Answers : (1)

Arbaz alam
15 Points
							
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
2 years ago
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