States of Matter-Gaseous State (NEET Chemistry): Questions 23 - 28 of 36

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Question number: 23

» States of Matter » Gaseous State » Kinetic Theory of Gases

MCQ▾

Question

If the temperature of 1 mole of a gas is increased by 50 ℃, calculate the change in kinetic energy of the system?

Choices

Choice (4) Response

a.

767.3 J

b.

623.5 J

c.

62.33 J

d.

6230 J

Question number: 24

» States of Matter » Gaseous State » Kinetic Theory of Gases

MCQ▾

Question

The kinetic theory of gases predicts that the total kinetic energy of a gas depends on?

Choices

Choice (4) Response

a.

Pressure, temperature and volume of the gas

b.

Temperature of the gas

c.

volume of the gas

d.

pressure of the gas

Question number: 25

» States of Matter » Gaseous State » Ideal Gas Equation

MCQ▾

Question

In the equation of ideal gas PV=nRT , the value of universal gas constant would depend on?

Choices

Choice (4) Response

a.

The pressure

b.

The temperature of the gas

c.

The nature of the gas

d.

The units of measurement

Question number: 26

» States of Matter » Gaseous State » Concept of Average, Root Mean Square and Most Probable Velocities

MCQ▾

Question

Most probable speed, average speed and rms speed are related as?

Choices

Choice (4) Response

a.

1.128:1:1.224

b.

1:1.128:1.224

c.

1.221:1.128:1

d.

1:1.224:1.128

Question number: 27

» States of Matter » Gaseous State » Concept of Average, Root Mean Square and Most Probable Velocities

MCQ▾

Question

Calculate the pressure exerted by 1023 gas molecules each of mass 10-22 g in a container of volume 1 litre, the rms speed is 105cm s-1?

Choices

Choice (4) Response

a.

33.0×107 dyne cm

b.

3.33×107 dyne cm-2

c.

3.56 cm-2

d.

None of the above

Question number: 28

» States of Matter » Gaseous State » Gas Laws - Boyle's Law, Charle's Law, Graham's Law of Diffusion

MCQ▾

Question

A sample of a gas occupies a volume of 512 ml at 20℃ and 74 cm of Hg as pressure. What volume would this gas occupy at STP?

Choices

Choice (4) Response

a.

580 ml

b.

485.3 ml

c.

546 ml

d.

464.5 ml

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