Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 5>Q 38

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Density of $1 M$ solution of a non-electrolyte $C_{6} H_{12} O_{6}$ is $1.18 g / mL$ . If $K_{f} (H_{2} O)$ is $1.86 ° {mol}^{- 1} kg$ , solution freezes at

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 5>Q 39

Which one of the following aqueous solutions will exhibit the highest boiling point?

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 5>Q 40

What is the normal freezing point of the solution represented by the phase diagram?

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 5>Q 41

Total vapor pressure of a mixture of

1

mole of volatile component

A (p_{A}^{o} = 100 mmHg)

and

3

moles of volatile component

B (p_{B}^{o} = 60 mmHg)

is

75 mm

. For such case:

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 5>Q 42

Which has a maximum freezing point?

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 5>Q 43

If

M_{normal}

is the normal molecular mass and

α

is the degree of ionization of

K_{3} [Fe (CN)_{6}],

then the abnormal molecular mass of the complex in the solution will be:

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 5>Q 44

The vapor pressure of a pure liquid

A

is

40 mmHg at 310 K

. The vapor pressure of this liquid in a solution with liquid

B

is

32 mmHg

. Mole fraction of

A

in the solution, if it obeys Raoult’s law is:

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 5>Q 45

Mole fraction of the toluene in the vapor phase which is in equilibrium with a solution of benzene

(p ° = 120 Torr)

and toluene

(p ° = 80 Torr)

having

2.0 mol

of each is:

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Alpha Question Bank for Medical: Chemistry>Chapter 8 - Solutions>Exercise 5>Q 46

An azeotropic solution of two liquids has a boiling point lower than either of them when it: