
Interpretation:
Vapour pressure is pressure exerted by vapour when its pure condensed phase condensed phase (solid orliquoid) is in equilibrium with gas phase (Vapour) vapour pressure is function temper ature for a given pure form vapour pressure of a substance is instrisic property. There are there 1.0L flasks, maintained at 308Kare connected to each other with stop cocks, initially, the stop cock s are closed, there three are opened and missed you have to find out final pressure of mixture. Initially each flaks are maintained at temperature 308K.
In the first flask N2 is kept at 1 atom.
In the second flask 2.0g of H2O His kept and in third flask 0.50g of ethanol is kept.
It is given that the vapour pressure of H2O at 308K is 4233Hg and that of ethanol is 102mmHg.
Concept introduction:
Total pressure inside the flask is summation of pressure due to each component
Ptotal> =PN2+PH2O+PC2H6o
Ideal gas equation
Pv=nRT

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Chapter 11 Solutions
Chemistry: Structure and Properties (2nd Edition)
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