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 10 of 13

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Q91.
A vessel contains air and vapor H₂O, if the partial pressure of vapor H₂O is 4 atm and pressure of air is 1 atm, what is the fraction of vapor H₂O in vessel?

a.

0.25

b.

0.5

c.

0.75

d.

0.8

Discuss
Answer: (c).0.75
Q92.
A container has vapor H₂O with partial pressure 9 atm, what is fraction of air in the vessel?

a.

0.1

b.

0.4

c.

0.7

d.

0.9

Discuss
Answer: (a).0.1
Q93.
A system has partial pressure 500 mm Hg and the saturated water vapor has partial pressure 25 mm Hg, what is the fraction of water vapor in the system?

a.

0.01

b.

0.05

c.

0.1

d.

0.5

Discuss
Answer: (b).0.05
Q94.
The partial pressure of a system at 49°C is 125 mm Hg and saturated ammonia vapor has partial pressure 20 mm Hg at 49°C, what is the fraction of ammonia vapor in the system?

a.

0.04

b.

0.08

c.

0.16

d.

0.24

Discuss
Answer: (c).0.16
Q95.
What is the dew point of water at standard conditions?

a.

32°F

b.

212°F

c.

372°F

d.

584°F

Discuss
Answer: (b).212°F
Q96.
CH₄ is burnt with 100% excess O₂ at atmospheric pressure, if CH₄ conversion is 100%, what is the pressure at dew point?

a.

0.2 atm

b.

0.4 atm

c.

0.6 atm

d.

0.8 atm

Discuss
Answer: (b).0.4 atm
Q97.
Ethane is burnt with 20% excess O₂ at 2 atm, conversion rate of ethane is 50%, what is the pressure at due point?

a.

0.45 atm

b.

0.75 atm

c.

0.9 atm

d.

1 atm

Discuss
Answer: (c).0.9 atm
Q98.
Ethanol is burnt with required amount of O₂ at atmospheric pressure, the conversion of ethanol is 100%, what is the pressure at due point?

a.

0.2 atm

b.

0.4 atm

c.

0.6 atm

d.

0.8 atm

Discuss
Answer: (c).0.6 atm
Q99.
100 KPa of water vapor at 27°C is saturated with air in a system, what is the mole fraction of air?

a.

0.230

b.

0.306

c.

0.425

d.

0.503

Discuss
Answer: (d).0.503
Q100.
10 KPa of water vapor at 27°C is saturated with air in a system, what is the mole fraction of air?

a.

0.21

b.

0.46

c.

0.79

d.

0.91

Discuss
Answer: (d).0.91
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