Chemistry Crash Course NEET>Chapter 8 - Solutions>Level 3>Q 1

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NEET

IMPORTANT

Earn 100

The volume of ethyl alcohol (density $1.15 g / cc$ ) that has to be added to prepare $100 cc$ of $0.5 M$ ethyl alcohol solution in water is______.

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Important Questions on Solutions

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IMPORTANT

Chemistry Crash Course NEET>Chapter 8 - Solutions>Level 3>Q 2

What is the molality of a solution containing

200 mg

of urea (molar mass:

60 g {mol}^{- 1}

) dissolved in

40 g

of water?

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NEET

IMPORTANT

Chemistry Crash Course NEET>Chapter 8 - Solutions>Level 3>Q 3

What will be the value of molality for an aqueous solution of

10 % w / w

NaOH

?

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NEET

IMPORTANT

Chemistry Crash Course NEET>Chapter 8 - Solutions>Level 3>Q 4

The percent weight of

NaOH

in

1.25

molal sodium hydroxide solution is______.

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NEET

IMPORTANT

Chemistry Crash Course NEET>Chapter 8 - Solutions>Level 3>Q 5

The density of

2 % w / w

aqueous

KI

solution is

1.202 g {mL}^{-1}

. What is the approximate molality?

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IMPORTANT

Chemistry Crash Course NEET>Chapter 8 - Solutions>Level 3>Q 6

What is the mole fraction of the solute in a

1 m

aqueous solution?

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IMPORTANT

Chemistry Crash Course NEET>Chapter 8 - Solutions>Level 3>Q 7

0.2

molal

NaOH

solution is prepared in water (density of

H_{2} O is 1 kg {cm}^{-3}

). Mole fraction of solute is______.

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Chemistry Crash Course NEET>Chapter 8 - Solutions>Level 3>Q 8

Which of the following is dependent on temperature?

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IMPORTANT

Chemistry Crash Course NEET>Chapter 8 - Solutions>Level 3>Q 9

Solubility of which among the following solids in water changes slightly with temperature?