Question

7. The vapour pressure of the solution of two liquids A(P=80mm), and B(P = 120 mm) is found to
be 100 mm when X, = 04. The result shows that
(a) Solution exhibits ideal behaviour
(b) Solution shows positive deviations
(c) Solution shows negative deviations
(d) Solution will show positive deviations for lower concentrations and negative deviations for higher concentration​

Answer 1

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Sea water is a mixture of salts and water which cannot be separated except by evaporation. Therefore, sea water is considered homogeneous.

Sea water also contains mud, decayed plant, etc., other than salts and water, so it is heterogeneous also.