NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 1122 - 1127 of 1258

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Question number: 1122

» Solutions » Osmotic Pressure

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MCQ▾

Question

The osmotic pressure of a solution at is 4 atm. What will be its osmotic pressure at 546K under similar conditions?

Choices

Choice (4) Response

a.

4 atm

b.

6 atm

c.

2 atm

d.

8 atm

Question number: 1123

» Solutions » Osmotic Pressure

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MCQ▾

Question

The osmotic pressure of a solution containing 30g of a substance in 1 liter solution at is 3.2 atm. Calculate the value of S. The molecular mass of solute is 228?

Choices

Choice (4) Response

a.

0.803

b.

1.803

c.

0.83

d.

0.083

Question number: 1124

» Solutions » Van't Hoff Factor and Its Significance

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Question

0.1 m aqueous solution of at 300K is 4.92 atm. What will be the percentage ionization of the salt?

Choices

Choice (4) Response

a.

39%

b.

29%

c.

49%

d.

69%

Question number: 1125

» Solutions » Depression of Freezing Point

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Question

An aqueous solution of non-volatile solution boils at At what temperature will the solution freezes?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1126

» Solutions » Van't Hoff Factor and Its Significance

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MCQ▾

Question

What is Van’t hoff factor of in its aqueous solution if is 80 % ionized in the solution?

Choices

Choice (4) Response

a.

2.6

b.

4.6

c.

1.6

d.

3.6

Question number: 1127

» Solutions » Elevation of Boiling Point

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Question

The molar elevation constant for water is 0.56 k kg/mol. Calculate the boiling point of a solution made by dissolving 6.0g of are a in 200g of water?

Choices

Choice (4) Response

a.

b.

c.

d.