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The system N(2)O(4)hArr 2 NO(2) maintain...

The system `N_(2)O_(4)hArr 2 NO_(2)` maintained in a closed vessel at 60° C & a pressure of 5 atm has an average (i.e. observed) molecular weight of 69, calculate `K_(p)`. At what pressure at the same temperature would the observed molecular weight be (230/3) ?

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`K_(p) = 2.5 atm, P = 15 atm`
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