All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 34

MEDIUM

12th ICSE

IMPORTANT

Earn 100

Write four differences between the solutions having positive deviation and solutions having negative deviation from Raoult's law.

Important Questions on Solutions

EASY

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 35

Explain why the boiling point of a solvent is increased on dissolving a non-volatile solute into it?

MEDIUM

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 36

A solution is prepared by dissolving

1.25 g

of oil of wintergreen (methyl salicylate) in

99 g

of benzene has a boiling point of

80.31 ° C

and

K_{b}

for benzene

= 2.53 K Kg {mol}^{- 1}

. Find the molar mass of the solute. (Boiling point of benzene

= 80 ° C

)

MEDIUM

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 37

Calculate the freezing point of an aqueous solution containing

10.50 g

of

{MgBr}_{2}

in

200 g

of water ( molar mass of

{MgBr}_{2} = 184 g

,

K_{f}

for water

= 1.86 K Kg {mol}^{- 1}

).

EASY

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 38

What is the advantage of osmotic pressure as compared to other colligative properties for the determination of molar masses of solutes in solution.

EASY

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 39

Define the following term: (i) Isotonic solutions

EASY

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 39

Define the following term: Hypertonic solutions.

EASY

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 39

Define the following term: (iii) Hypotonic solutions

EASY

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 40

What is the value of Van't Hoff factor for

0.1 M

ideal solution?