EASY

TS EAMCET

IMPORTANT

Earn 100

Given
Sol A: Phenol and aniline
Sol B : Chloroform and acetone
Which of following is correct as per Raoult's law?

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Important Questions on Solutions

MEDIUM

TS EAMCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 16 - Solutions>TS EAMCET - 5 August 2021 Shift 2>Q 4

3 ml

of solution was made by dissolving

20 mg

of protein at

0 ° C .

The osmotic pressure of the resulting solution is

3.8

torr. The molecular weight of the protein is approximately (in

g / mol

)

MEDIUM

TS EAMCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 16 - Solutions>TS EAMCET - 5 August 2021 Shift 2>Q 5

When salt is added to water, which of the following statement is true?

MEDIUM

TS EAMCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 16 - Solutions>TS EAMCET - 5 August 2021 Shift 1>Q 6

Match the following.

A	Ebullioscopic constant	I	Depression of freezing point
B	Cryoscopic constant	II	Total pressure is the sum of partial pressures of the components
C	Henry's law	III	Elevation of boiling point
D	Dalton's law	IV	Solubility of a gas in liquid

The correct match is

MEDIUM

TS EAMCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 16 - Solutions>TS EAMCET - 5 August 2021 Shift 1>Q 7

On mixing urea, the boiling point of

H_{2} O

changed to

100.5 {}^{\circ}C .

Calculate the freezing point of the solution, if

K_{f}

of water is

1.87 K . kg . {mol}^{- 1}

and

K_{b}

of water is

0.52 K \cdot kg . {mol}^{- 1}

HARD

TS EAMCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 16 - Solutions>TS EAMCET 2020 (9-Sep Shift-1)>Q 8

The freezing point depression of

0.001 M

A_{x} B_{y} [Fe {(CN)}_{6}]

5.58 \times 10^{- 3} K

. If the oxidation state of

Fe

+ 2

and

K_{f} = 1.86 K {kgmol}^{- 1}

, then the total number of possibilities for different types of

A

and

B

cations are

HARD

TS EAMCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 16 - Solutions>TS EAMCET 2020 (9-Sep Shift-1)>Q 9

When

2.44

grams of benzoic acid

(C_{6} H_{5} COOH)

dissolved in

25

grams of benzene, it shows depression of freezing point equal to

2.2 K

. Molal depression constant of benzene is

5.0 K kg {mol}^{- 1}

. What is the percentage association of acid, if it forms dimer in solution?

EASY

TS EAMCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 16 - Solutions>TS EAMCET 2018 (04-May Shift-1)>Q 10

300 K

, a one litre solution of sucrose (molecular weight:

342

) was prepared by dissolving

40 g

of sucrose. What is the approximate osmotic pressure (in

kPa

) of the solution at the same temperature?

(R = 8.314 \times 10^{6} {cm}^{3} Pa K^{- 1} {mol}^{- 1})

MEDIUM

TS EAMCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 16 - Solutions>TS EAMCET 2019 (03-May Shift-2)>Q 11

0.1 M

solution of

NaCl

is isotonic with

1.1 w %

urea solution, the degree of ionisation of

NaCl

is (Molar masses of urea and

NaCl

are

60

and

58.5 g {mol}^{- 1}

, respectively.)

Given Sol A: Phenol and aniline Sol B : Chloroform and acetone Which of following is correct as per Raoult's law?

Important Questions on Solutions

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Given
Sol A: Phenol and aniline
Sol B : Chloroform and acetone
Which of following is correct as per Raoult's law?