Engineering
Chemistry
Intensive Extensive State and Path Function
Question
To an evacuated vessel with movable piston under external pressure of 1 atm., 0.1 mol of He and 1.0 mol of an unknown compound (vapour pressure 0.68 atm, at 0°C) are introduced. Considering the ideal gas behaviour, the total volume (in litre) of the gases at 0°C is close to
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Solution
Vapour pressure of compound = 0.68
PHe = 1 – 0.68 = 0.32 By PV = nRT, for He
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