The sum of the mole fractions of all the components of a solution must be equal to
1.00
7.00
9.00
2.24
Osmotic pressure measurements are best suited for determining the molar masses of
Sparing soluble non volatile solutes
Highly soluble non volatile solutes
non-ionizing solutes of very low molar masses
non-ionizing solutes of very high molar masses.
A component of a solution is given by the weight in grams present in 100g of solution is
Mass percentage
Dilution
Mole fraction
Molarity
The number of gram equivalent weight of solute in 1dm3 of solution is
Molality
Normality
The fraction of the total number of its molecules that dissociate into ions or simpler molecules is
Degree of association
Degree of dissociation
Degree of combination
Van't Hoff factor
A less concentrated solution has lower osmotic pressure with respect to a more conentrated solution having a higher osmotic pressure is said to be
Isotonic
Hypotonic
Hypertonic
Isotopic
A solution containing a high proportion of the solute is called
Saturated
Dilute
Concentrated
Supersaturated
Tthe boiling point elevation of a solvent in a one molal solution of a non volatile is
Molal boiling point elevation constant
Molal freezing point elevation constant
Molal boiling point depression constant
None of these
The amount of solute in moles in dm3 of solution is
The excess pressure that has to applied to a solution to stop the passage through a semipermeable membrane of solvent molecules from the pure solvent or from a less concentrated solution is
Vapour pressure
Osmotic pressure
Partial pressure
Atm pressure