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If $500 ml$ of ${CaCl}_{2}$ solution contains $3.01 \times 10^{22}$ chloride ions, molarity of the solution will be

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Important Questions on Solutions

MEDIUM

AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Solutions>AP EAPCET - 20 Aug 2021 Afternoon>Q 4

0.63 g

of Oxalic acid is dissolved in order to obtain

250 {cm}^{3}

of its solution. Find the normality of this solution. [Oxalic acid:

(COOH)_{2} \cdot 2 H_{2} O]

HARD

AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Solutions>AP EAPCET 2019 (21-Apr Shift-2)>Q 5

The vapour pressures of chloroform

({CHCl}_{3}),

dichloromethane

({CH}_{2} {Cl}_{2})

298 K

are

200 mmHg

and

415 mmHg

, respectively. An ideal solution is prepared by mixing

59.75 g

{CHCl}_{3}

and

21.25 g

{CH}_{2} {Cl}_{2}

, the mole fractions of chloroform and dichloromethane in vapour phase, respectively are

MEDIUM

AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Solutions>AP EAPCET - 20 Aug 2021 Afternoon>Q 6

The vapour pressure of a solvent decreased by

20 mm

Hg

when a non-volatile solute was added to the solvent. The mole-fraction of the solute in the solution is

0.5

. What should be the mole-fraction of the solvent for the decrease in the vapour pressure needs to be

10 mm

Hg

EASY

AP EAPCET

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Solutions>AP EAPCET 2021 (19-Aug Forenoon)>Q 7

Which of the following will form an ideal solution?

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AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Solutions>AP EAPCET 2021 (19-Aug Afternoon)>Q 8

Which condition is not satisfied by an ideal solution?

MEDIUM

AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Solutions>AP EAPCET - 20 Aug 2021 Afternoon>Q 9

If two liquids A and B form a minimum boiling azeotrope at some specific composition, then which statement among the following is correct?

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AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Solutions>AP EAPCET 2021 (19-Aug Afternoon)>Q 10

A solution of urea (molar mass

60 g {mol}^{- 1}

) boils at

100.20 ° C

at the atmospheric pressure. if

K_{f}

and

K_{b}

for water are

1.86

and

0.512 {KKgmol}^{- 1}

respectively. The freezing point of the solution will be

EASY

AP EAPCET

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Solutions>AP EAPCET - 20 Aug 2021 Forenoon>Q 11

If the

K_{H}

values for

{Ar}_{(g)}, {CO}_{2 (g)}, {HCHO}_{(g)}

and

{CH}_{4 (g)}

respectively are

40.39, 1.67

1.83 \times 10^{- 5}

and

0.413

, then identify the correct increasing order of their solubilities.

If 500ml of CaCl2 solution contains 3.01×1022 chloride ions, molarity of the solution will be

Important Questions on Solutions

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If $500 ml$ of ${CaCl}_{2}$ solution contains $3.01 \times 10^{22}$ chloride ions, molarity of the solution will be