Equal weight of `CO and CH_(4)` are mixed together in an empty container at 300K. The fraction of total pressure exerted by `CH_(4)` is

Equal weight of CH_(4) " and " H_(2) are mixed in an empty container at 25^(@)C . The fraction of the total pressure exerted by H_(2) is

Equal weight of CH_(4) and H_(2) are mixed in an empty container at 25^(@)C . The fraction of the total pressure exerted by H_(2) is-

Equal weight of CH_(4) " and " H_(2) are mixed in an empty container at 25^(@)C . The fraction of the total pressure exerted by H_(2) is

Equal weight of CH_(4) " and " H_(2) are mixed in an empty container at 25^(@)C . The fraction of the total pressure exerted by H_(2) is

Equal masses of CH_4 and O_2 are mixed in an empty container at 25^@C . The fraction of the total pressure exerted by O_2 is ?

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 ethane and hydrogen are mixed in an empty container at 25^(@)C . The fraction of total pressure exerted by hydrogen is-