ICSE Chemistry>Chapter 2 - Solutions>OBJECTIVE (MULTIPLE CHOICE) TYPE QUESTONS>Q 2

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Earn 100

An azeotropic mixture of two liquids boils at a lower temperature than either of them when

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Important Questions on Solutions

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ICSE Chemistry>Chapter 2 - Solutions>OBJECTIVE (MULTIPLE CHOICE) TYPE QUESTONS>Q 3

Which of the following solution pairs can be separated by fractional distillation?

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ICSE Chemistry>Chapter 2 - Solutions>OBJECTIVE (MULTIPLE CHOICE) TYPE QUESTONS>Q 4

If

18 g

of glucose are present in

1000 g

of solvent, the solution is said to be to

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ICSE Chemistry>Chapter 2 - Solutions>OBJECTIVE (MULTIPLE CHOICE) TYPE QUESTONS>Q 5

Mole fraction of

C_{3} H_{5} {(OH)}_{3}

in a solution of

36 g

of water and

46 g

of glycerine is

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ICSE Chemistry>Chapter 2 - Solutions>OBJECTIVE (MULTIPLE CHOICE) TYPE QUESTONS>Q 6

1000 g

aqueous solution of

{CaCO}_{3}

contain

10 g

of calcium carbonate. Concentration of solution is

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ICSE Chemistry>Chapter 2 - Solutions>OBJECTIVE (MULTIPLE CHOICE) TYPE QUESTONS>Q 7

Which of the following is not a colligative property?

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ICSE Chemistry>Chapter 2 - Solutions>OBJECTIVE (MULTIPLE CHOICE) TYPE QUESTONS>Q 8

The molal freezing point constant for water is

1.86 K kg {mol}^{- 1}

. Therefore, the freezing point of

0.1

molal NaCl solution in water is expected to be

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ICSE Chemistry>Chapter 2 - Solutions>OBJECTIVE (MULTIPLE CHOICE) TYPE QUESTONS>Q 9

The molal elevation of an unknown solution is equal to the molal elevation of

0.1 M

solution of urea. The concentration of unknown solution is

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12th ICSE

IMPORTANT

ICSE Chemistry>Chapter 2 - Solutions>OBJECTIVE (MULTIPLE CHOICE) TYPE QUESTONS>Q 10

A solution of

1.25 g

of a non-electrolyte in

20 g

of water freezes at

271.94 K

. If

K_{f}

is

1.86 K kg {mol}^{- 1}

, then the molecular mass of solute will be