On addition of non-volatile potassium iodide in water at 298K it is no – McqOptions

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1.	On addition of non-volatile potassium iodide in water at 298K it is noticed that vapor pressure reduces from 23.8 mm Hg to 2.0 cm Hg. What is the mole fraction of solute in the solution?
A.	0.916
B.	0.160
C.	0.084
D.	0.092
Answer» C. 0.084

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