Equal weight of methane and hydrigen are mixed in an empty container at 25°C. The fraction of the total pressure exerted by hydrogen is

Answer 1

discussed here:

http://www.jiskha.com/display.cgi?id=1412345782

Answer 2

That answer gives 1/9 for H2. The fraction for H2 is 8/9. See the post above http://www.jiskha.com/index.cgi? for the correct solution.