1.

For a dilute solution, Raoult's law states that:

Answer»

The relative LOWERING of vapour pressure is equal to the mole fraction of solute.
The relative lowering of vapour pressure is equal to the mole fraction of solvent
The relative lowering of vapour pressure is PROPORTIONAL to the AMOUNT of solute in SOLUTION
The vapour pressure of the solution is equal to the mole fraction of solvent.

Answer :A


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