Solutions RT

The vapour pressure of aqueous solution of sugar is

• Equal to vapour pressure of water

• More than vapour pressure of pure water

• less than vapour pressure of pure water

• None of the above

Use of glycol as anti freeze in the automobile important application of

• Colligative property

• Raoult’s law

• Fractional crystallization

• Raoult’s law

Solution may have units

• Molarity

• Molality

• Mole fraction

• All of them

The ratio of number moles of a particular component of the solution to the total number of moles of all the components is called

• Normality

• Molality

• Molarity

• Mole fraction

The ratio of number moles of a particular component of the solution to the total number of moles of all the components is called

• Normality

• Molality

• Molarity

• Mole fraction

The process in which the solvent molecules are surrounded and interact with solute ions or molecules is called

• Solvation

• Hydration

• Hydrogenation

• None

The molarity of solution made by the 98 g of sulfuric acid in sufficient water to make 500 ml of solution is

• 1 M

• 0.5 M

• 2 M

• 3 M

Which is independent of temperature?

• Molarity

• Molality

• Normality

• Mole fraction

Which pair of mixture is called idea solution

• nicotine–water

• chlorobenzene & bromobenzene

• water–ether

• water–alcohol

H₃PO₄, 20% w/v present in 2 litre, Amount of phosphoric acid is

• 40 gm

• 280 gm

• 400 gm

• 300 gm