1.

If the mole fraction of solute is 0.5 and molar mass of solvent is 50 than molality of solution will be

Answer»

20m
0.20m
2m
0.02m

Solution :`m=(1000 x_(2))/(X_(1) xx M_(1))=(1000 xx 0.5)/(0.5 xx 50) =20`


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