Equal weights of methane and oxygen are mixed in an empty container at 250C. The fraction of the total pressure exerted by oxygen is

Equal weights of methane and oxygen are mixed in an empty container at

1.	Equal weights of methane and oxygen are mixed in an empty container at 250C. The fraction of the total pressure exerted by oxygen is
Answer» `1//2` `2//3` 1/4 1/3 Answer :D