Question

Co2 and he are kept in a container at a partial pressure of  at temperature t. A small orifice is made in the wall of container, it is observed that both the gases effuse at the same rate. The ratio  is:



  a.   3.33:1



  b.   1:3.33



  c.   2:1



  d.   1:2

Answer 1

Answer:-
a.3.33:1

Helium is an inert gas

Partial Pressure=[p[RT]]
Partial pressure of helium= pressure of helium× concentration of helium