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 16 of 42

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Q151.
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)
Q152.
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).
Q153.
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.
Q154.
In the reaction, Ca + 2Hโ‚‚O = Ca(OH)โ‚‚ + Hโ‚‚ ; what volume (c.c.) of hydrogen at STP would be liberated, when 8 gm of calcium reacts with excess water ? (atomic weight of calcium = 40)

a.

4480

b.

2240

c.

1120

d.

0.4

Discuss
Answer: (a).4480
Q155.
A vessel of volume 1000 m³ contains air which is saturated with water vapour. The total pressure and temperature are 100 kPa and 20°C respectively. Assuming that the vapour pressure of water at 20°C is 2.34 kPa, the amount of water vapour (in kg) in the vessel is approximately

a.

17

b.

20

c.

25

d.

34

Discuss
Answer: (a).17
Q156.
Othmer chart is useful in estimating the heat of

a.

mixing

b.

wetting

c.

adsorption

d.

none of these

Discuss
Answer: (c).adsorption
Q157.
The vapor pressure of water at 100°C is

a.

100N/m²

b.

76 cms of Hg

c.

13.6 cms of Hg

d.

760 mm wc

Discuss
Answer: (b).76 cms of Hg
Q158.
With rise in temperature, the heat capacity of a substance

a.

increases

b.

decreases

c.

remains unchanged

d.

either (a) or (b); depends on the substance

Discuss
Answer: (a).increases
Q159.
1m³ is approximately equal to

a.

28 litres

b.

35 ft³

c.

4.5 litres

d.

4.5 ft³

Discuss
Answer: (b).35 ft³
Q160.
Cแตฅ for monoatomic gases is equal to(where, R = gas constant)

a.

R

b.

1.5 R

c.

2R

d.

3R

Discuss
Answer: (b).1.5 R
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