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A vessel of volume 5 liters contains 1.4...

A vessel of volume 5 liters contains 1.4 g of `N_2` at 1500 K and 0.4 g He If `30%` of the nitrogen molecules are dissociated into atoms then find the gas pressure if the temperature remalns unchanged.

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`8.23xx10^4 N//m^2`
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