Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 2>Q 4

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Earn 100

Mole fraction of urea in an aqueous solution containing $10 %$ urea by mass of solution is

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 2>Q 5

The vapour pressure of two pure liquids

(A)

and

(B)

are

100

and

80 torr

respectively. The total pressure of solution obtained by mixing

2

mole of

(A)

and

3

mole of

(B)

would be:

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 2>Q 6

The Van't Hoff factor will be the highest for______.

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 2>Q 7

The relative lowering of vapour pressure produced by dissolving

71.5 g

of a substance in

1000 g

of water is

0.00713 .

The molecular mass of the substance will be:

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 2>Q 8

The osmotic pressure of equimolar solutions of

{BaCl}_{2}, NaCl

and glucose will be in the order

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 2>Q 9

A binary liquid solution is prepared by mixing n-heptane and ethanol. Which one of the following statements is correct regarding the behavior of the solution?

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 2>Q 10

On mixing

10 mL

of acetone with

40 ml

of chloroform, the total volume of the solution is :

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 2>Q 11

Colligative properties have many practical uses, some of them may be:
I : Melting of snow by salt
II : Desalination of sea water
III : Determination of molar mass
IV : Determination of melting point and boiling point of solvent Actual practical uses are:

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 2>Q 12

Osmotic pressure of blood is 7.65 atm at 310 K. An aqueous solution of glucose that will be isotonic with blood is .....wt./vol.