All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 18

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IMPORTANT

Earn 100

A person suffering from high blood pressure should consume less common salt. Give reason.

Important Questions on Solutions

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IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 19

What possible value of

i

will it have, if solute molecules undergoes association in the solution?

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IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 20

What possible value of Van't Hoff factor for a dilute solution of

{Na}_{2} {SO}_{4}

in water?

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IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 21

Between

2 M

glucose solution and

1 M

glucose solution, which one has a lower freezing point?

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All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 22

Are equimolar solutions of sodium chloride and urea isotonic? Give reason.

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All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 23

Which out of molality, molarity and mole fraction of a solution will remain unchanged and why?

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IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 24

A solution is obtained by mixing

300 g

of

25 %

and

400 g

of

40 %

solution by mass. Calculate the mass percent of the resulting solution.

MEDIUM

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IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 25

Calculate the molality of

K_{2} {CO}_{3}

solution which is formed by dissolving

2.5 g

of it in

1 L

of solution. Density of the solution is

0.85 g L^{- 1}

.

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IMPORTANT

All In One ISC Chemistry Class 12>Chapter 2 - Solutions>Chapter Practice>Q 26

Distinguish between the terms molality and molarity. Under what conditions are the molarity and the molality of a solution nearly the same?