Solutions-Relative Lowering of Vapour Pressure (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 1 - 4 of 4

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Question number: 1

» Solutions » Relative Lowering of Vapour Pressure

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Question

Calculate the vapor pressure lowering called by addition of 50 g of sucrose (mol mass 342) to 500 g water if the vapor pressure of pure water at is 23.8 mm Hg?

Choices

Choice (4) Response

a.

12.40 mm Hg

b.

1.024 mm Hg

c.

0.124 mm Hg

d.

1.240 mm Hg

Question number: 2

» Solutions » Relative Lowering of Vapour Pressure

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Question

is

Choices

Choice (4) Response

a.

Clasius equation only

b.

Clausius- clapeyron equation

c.

Raoult’s equation

d.

Graham’s equation

Question number: 3

» Solutions » Relative Lowering of Vapour Pressure

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Question

What is the lowering of vapour pressure due to a result in 1 molal aqueous solution at is?

Choices

Choice (4) Response

a.

35.2 mm Hg

b.

31.2 mm Hg

c.

13.44 mm Hg

d.

14.12 mm Hg

Question number: 4

» Solutions » Relative Lowering of Vapour Pressure

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MCQ▾

Question

3 gram of urea is dissolved in 45g of water. The relative lowering of Vapor pressure is?

Choices

Choice (4) Response

a.

0.02

b.

0.05

c.

0.04

d.

0.01

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