Ideal Gases and Real Gases MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Ideal Gases and Real Gases, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Ideal Gases and Real Gases MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Ideal Gases and Real Gases mcq questions that explore various aspects of Ideal Gases and Real Gases problems. Each MCQ is crafted to challenge your understanding of Ideal Gases and Real Gases principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Ideal Gases and Real Gases MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

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Ideal Gases and Real Gases MCQs | Page 3 of 13

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Q21.
A container has two gases at 27°C, one with molar volume 6 L/mole, another with molar volume 3 L/mole, what is the total pressure of the container?

a.

6.9 atm

b.

8.5 atm

c.

12.3 atm

d.

15.8 atm

Discuss
Answer: (c).12.3 atm
Q22.
The fraction of gas in a container is 0.1, if the total pressure of the container is 10 atm, what is the partial pressure of the gas?

a.

1 atm

b.

5 atm

c.

10 atm

d.

20 atm

Discuss
Answer: (a).1 atm
Q23.
The fraction of gas in a container is 0.5, if the total volume of the container is 6 liter, what is the volume of the gas?

a.

2 liter

b.

3 liter

c.

5 liter

d.

6 liter

Discuss
Answer: (d).6 liter
Q24.
A gas mixture contains 30% CO₂, 40% O₂, 30% N₂, if the partial pressure of CO₂ is 6 Pa, what is the total pressure of gas mixture?

a.

6 Pa

b.

10 Pa

c.

20 Pa

d.

60 Pa

Discuss
Answer: (c).20 Pa
Q25.
The highest pressure gas of a mixture has partial pressure p, the partial pressure of other gases decreases by factor of 2^(n-1), the partial pressure of second gases decreases by a factor of 2, partial pressure of third gas increases by 4, and so on, if the total pressure of gas mixture is 31p/16, how many gases are present in the mixture?

a.

3

b.

5

c.

10

d.

15

Discuss
Answer: (b).5
Q26.
A gas mixture comprises of 20% CO₂, 50% O₂, and 30% N₂ has the total pressure 100 Pa at temperature -73°C, if the temperature is increased to 27°C, what is the new partial pressure of N₂?

a.

15 Pa

b.

30 Pa

c.

45 Pa

d.

60 Pa

Discuss
Answer: (c).45 Pa
Q27.
A container has gas mixture of 20% H₂ and 80% N₂ with total pressure P, now same amount of O₂ is added to the mixture, what is the new partial pressure of N₂?

a.

0.2P

b.

0.8P

c.

P

d.

1.6P

Discuss
Answer: (b).0.8P
Q28.
A container has gas mixture of 40% CO₂ and 60% H₂ with total pressure 10 Pa, if now O₂ is added to it isothermally so that the final composition of the mixture becomes 20% CO₂, 30% H₂, and 50% O₂, what is the partial pressure of O₂ in the new composition?

a.

5 Pa

b.

10 Pa

c.

20 Pa

d.

35 Pa

Discuss
Answer: (b).10 Pa
Q29.
A gas mixture has 30% O₂, 40% H₂, and 30% N₂ with molar volume of N₂ 10 L/mole at temperature 27°C, what is the partial pressure of H₂?

a.

2.4 atm

b.

3.6 atm

c.

4.8 atm

d.

6.4 atm

Discuss
Answer: (a).2.4 atm
Q30.
A gas mixture contains 20% CO, 30% SO₂, and 50% N₂, if the partial pressure of N₂ is 5 atm at 27°C, what is the molar volume of N₂?

a.

2.4 liter

b.

3.7 liter

c.

4.9 liter

d.

5.6 liter

Discuss
Answer: (a).2.4 liter
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