Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 2>Q 1

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Equal moles of $H_{2} O$ and $NaCl$ are present in a solution. Hence, molality of $NaCl$ solution is

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

The volume of water that must be added to a mixture of $250 ml$ of $0.6 M HCl$ and $750 ml$ of $0.2 M HCl$ to obtain $0.25 M$ solution of $HCl$ is:

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 2>Q 3

What is the molarity of

H_{2} {SO}_{4}

solution, that has a density of

1.84 g / {cm}^{3}

at

35 ° C

and contains solute

98 %

by weight ?

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

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?