EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Solutions>AMU-AT (B.Tech.) 2018>Q 1

EASY

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IMPORTANT

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If $χ_{1}$ and $χ_{2}$ represent the mole fractions of a component $A$ ' in the vapour phase and liquid mixture respectively, and $p_{A} °$ and $p_{B} °$ represent vapour pressures of pure $A$ and pure $B$ , then total vapour pressure of liquid mixture is

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Important Questions on Solutions

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Solutions>AMU-AT (B.Tech.) 2018>Q 2

The solubility of pure oxygen in water at

20 ° C

and

1.0

atmosphere pressure is

1.38 \times 10^{- 3}

mol/litre. What will be the concentration of oxygen at

2 θ ° C

and partial pressure of

0.21

atmosphere?

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Solutions>AMU-AT (B.Tech.) 2017>Q 3

Benzene freezes at

5.6 ° C

. Its

K_{f}

value is

5.1

. The value of

Δ H_{fus}

is:

EASY

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Solutions>AMU-AT (B.Tech.) 2017>Q 4

0.02

molar solution of

NaCl

having degree of dissociation of

90 %

at

27 ° C

has osmotic pressure equal to

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Solutions>AMU-AT (B.Tech.) 2017>Q 5

Water

+ {CH}_{3} OH

mixture shows positive deviation from ideal solution behaviour

100 mL

of water is mixed with

100 mL

of

{CH}_{3} OH

. Then, total volume of the mixture will be

EASY

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Solutions>AMU-AT (B.Tech.) 2019>Q 6

Which of the following statement is true?