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 11 of 13

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Q101.
Which of the following defines condensation?

a.

Change of solid to vapor

b.

Change of vapor to liquid

c.

Change of liquid to vapor

d.

Change of vapor to solid

Discuss
Answer: (b).Change of vapor to liquid
Q102.
Which of the following is not a way of condensation of vapor?

a.

Cooling at constant volume

b.

Cooling at constant pressure

c.

Compress it isothermally

d.

Compress it

Discuss
Answer: (d).Compress it
Q103.
Condensation starts at which point?

a.

Dew point

b.

Bubble point

c.

Triple point

d.

None of the mentioned

Discuss
Answer: (a).Dew point
Q104.
If the fraction of water vapor at 27°C and 5 atm is 0.5, then what is the fraction of water vapor at 27°C and 1 atm?

a.

0.1

b.

0.2

c.

0.5

d.

0.8

Discuss
Answer: (a).0.1
Q105.
What is the fraction of water vapor at 27°C and 1 atm, if the fraction of water vapor at 127°C and 1 atm is 0.8?

a.

0.2

b.

0.4

c.

0.6

d.

0.8

Discuss
Answer: (c).0.6
Q106.
A process is carried out for the feed mixture of 90% air and 10% water vapor, the compressor recovered 90% of water, what is the exit pressure of the compressor, if the partial pressure of water vapor is 50 mm Hg?

a.

286.1 mm Hg

b.

396.4 mm Hg

c.

458.7 mm Hg

d.

529.5 mm Hg

Discuss
Answer: (c).458.7 mm Hg
Q107.
A process is carried out for the feed mixture of 95% air and 5% ammonia vapor, the compressor recovered 40% of ammonia, what is the exit pressure of the compressor, if the partial pressure of ammonia vapor is 10 mm Hg?

a.

225.4 mm Hg

b.

326.8 mm Hg

c.

451.2 mm Hg

d.

593.5 mm Hg

Discuss
Answer: (b).326.8 mm Hg
Q108.
A process is carried out for the feed mixture of 80% air and 20% CO₂, the compressor recovered 50% of CO₂, what is the exit pressure of the compressor, if the partial pressure of CO₂ is 15 mm Hg?

a.

135 mm Hg

b.

145 mm Hg

c.

175 mm Hg

d.

200 mm Hg

Discuss
Answer: (a).135 mm Hg
Q109.
A process is carried out for the feed mixture of 50% air and 50% methane vapor, the compressor recovered 20% of methane, what is the exit pressure of the compressor, if the partial pressure of methane vapor is 25 mm Hg?

a.

56.3 mm Hg

b.

78.9 mm Hg

c.

92.1 mm Hg

d.

98.7 mm Hg

Discuss
Answer: (a).56.3 mm Hg
Q110.
A process is carried out for the feed mixture of 40% air and 60% oxygen, the compressor recovered 2% of oxygen, what is the exit pressure of the compressor, if the partial pressure of oxygen vapor is 5 mm Hg?

a.

2.4 mm Hg

b.

4.8 mm Hg

c.

6.5 mm Hg

d.

8.4 mm Hg

Discuss
Answer: (a).2.4 mm Hg
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