A mixture of hydrogen gas and theortical amount of air at `25^(@)` C and a total pressure of 1atm , is exploded in a closed right vessel . If the process ossurs under adiabatic conditions then using the given data anwer the question that follow : Given : `C_(p)(N_(2))and C_(p)(H_(2)O)"are" 8.3 and 11.3 caldeg^(-1)mol^(-1)` not necessarily in the same order. `DeltaH_(f)[H_(2)O(g)]=-57.8kcal` `["take air as "80% N_(2),20%O_(2)"by volume".]` What will be the final pressure in atm?A. `~=8.5`B. `~=7.6`C. `~=5.46`D. `~=0.85`

A mixture of hydrogen gas and theortical amount of air at `25^(@)` C a

1.	A mixture of hydrogen gas and theortical amount of air at `25^(@)` C and a total pressure of 1atm , is exploded in a closed right vessel . If the process ossurs under adiabatic conditions then using the given data anwer the question that follow : Given : `C_(p)(N_(2))and C_(p)(H_(2)O)"are" 8.3 and 11.3 caldeg^(-1)mol^(-1)` not necessarily in the same order. `DeltaH_(f)[H_(2)O(g)]=-57.8kcal` `["take air as "80% N_(2),20%O_(2)"by volume".]` What will be the final pressure in atm?A. `~=8.5`B. `~=7.6`C. `~=5.46`D. `~=0.85`
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