Stoichiometry MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Stoichiometry, 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 Stoichiometry 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 Stoichiometry mcq questions that explore various aspects of Stoichiometry problems. Each MCQ is crafted to challenge your understanding of Stoichiometry 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 Stoichiometry MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Stoichiometry. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Stoichiometry knowledge to the test? Let's get started with our carefully curated MCQs!

Stoichiometry MCQs | Page 9 of 42

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Q81.
The unit of Cแตจ in S.I. units is

a.

W/m².°K

b.

J/kg.°K

c.

W/m.°K

d.

J/m³. °K

Discuss
Answer: (b).J/kg.°K
Q82.
Dry air is a mixture of

a.

vapors

b.

gases

c.

both (a) & (b)

d.

neither (a) nor (b)

Discuss
Answer: (b).gases
Q83.
pH value of Hโ‚‚SOโ‚„ (5% concentration) is

a.

5

b.

7

c.

> 7

d.

< 7

Discuss
Answer: (d).< 7
Q84.
Except for monoatomic gases, the molal heat capacity at constant volume for all gases is __________ Kcal/Kg mole.° K.

a.

3

b.

> 3

c.

< 3

d.

< 1

Discuss
Answer: (b).> 3
Q85.
Heat of reaction is a function of the

a.

pressure

b.

temperature

c.

both (a) & (b)

d.

neither (a) nor (b)

Discuss
Answer: (c).both (a) & (b)
Q86.
Enthalpy of a vapor gas mixture may be increased by increasing the

a.

temperature at constant humidity.

b.

humidity at constant temperature.

c.

temperature and the humidity.

d.

all (a), (b) & (c).

Discuss
Answer: (d).all (a), (b) & (c).
Q87.
The gravimetric (i.e., by weight) composition of a vapor saturated gas is independent of the

a.

nature of both the gas & the liquid.

b.

temperature.

c.

total pressure.

d.

none of these.

Discuss
Answer: (d).none of these.
Q88.
Pick out the wrong statement.

a.

'Reduced temperature' of a substance is the ratio of its existing temperature to its critical temperature, both expressed on celsius scale.

b.

'Reduced pressure' is the ratio of the existing pressure of a substance to its critical pressure.

c.

'Reduced volume' is the ratio of the existing molal volume of a substance to its critical molal volume.

d.

none of these.

Discuss
Answer: (a).'Reduced temperature' of a substance is the ratio of its existing temperature to its critical temperature, both expressed on celsius scale.
Q89.
Vapor pressure of water at 100°C is about __________ bar.

a.

0.1013

b.

1.013

c.

10.13

d.

101.3

Discuss
Answer: (b).1.013
Q90.
At room temperature, the product [Hโบ] [OHโป] in a solution is 10โป¹โด moles/litre. If, [OHโป] = 10โปโถ moles/litre, then the pH of the solution will be

a.

6

b.

8

c.

10

d.

12

Discuss
Answer: (b).8
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