Introduction to Energy Balances MCQs

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

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Introduction to Energy Balances MCQs | Page 21 of 37

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Q201.
If the reactions are unknown, is it possible to determine the degrees of freedom?

a.

Yes

b.

No

c.

Depends on the type of reaction

d.

None of the mentioned

Discuss
Answer: (b).No
Q202.
In a reactor two stream are entering, one with CH₄ at 10 atm and 27°C, and another with O₂ at 10 atm and 0°C, producing CO₂ and H₂O at 10 atm and 23°C, what are the total degrees of freedom?

a.

10

b.

12

c.

15

d.

17

Discuss
Answer: (c).15
Q203.
In a reactor two stream are entering, one with C₆H₆ at 10 atm and 27°C, and another with H₂ at 10 atm and 0°C, producing C₆H₁₂ and H₂ at 10 atm and 23°C, what are the total degrees of freedom?

a.

10

b.

15

c.

20

d.

23

Discuss
Answer: (b).15
Q204.
In a reactor two stream are entering, one with C₆H₆ at 10 atm and 27°C, and another with H₂ at 10 atm and 0°C, producing C₆H₆, C₆H₁₂, and H₂ at 10 atm and 23°C, what are the total degrees of freedom?

a.

10

b.

12

c.

15

d.

16

Discuss
Answer: (d).16
Q205.
In a reactor two stream are entering, one with CO₂ at 10 atm and 27°C, and another with H₂O at 10 atm and 0°C, producing CH₄, CO₂, H₂O, and O₂ at 10 atm and 23°C, what are the total degrees of freedom?

a.

10

b.

15

c.

17

d.

21

Discuss
Answer: (c).17
Q206.
What is the sensible heat of a reaction if the enthalpy of outputs is 15 J, and enthalpy of inputs is 5 J?

a.

3 J

b.

5 J

c.

10 J

d.

15 J

Discuss
Answer: (c).10 J
Q207.
What is the sensible heat of a reaction if the enthalpy of outputs is 5 J, and enthalpy of inputs is 10 J?

a.

-5 J

b.

5 J

c.

-10 J

d.

10 J

Discuss
Answer: (a).-5 J
Q208.
What is the heat of reaction if enthalpy of inputs and outputs at 25°C are 10 J and 20 J, the enthalpy of input and outputs at given temperature are 25 J and 30 J, enthalpy change of reaction is 50 J?

a.

45 J

b.

50 J

c.

55 J

d.

60 J

Discuss
Answer: (c).55 J
Q209.
What is the heat of reaction if enthalpy of inputs and outputs at 25°C are 5 J and 8 J, the enthalpy of input and outputs at given temperature are 12 J and 15 J, enthalpy change of reaction is 25 J?

a.

20 J

b.

25 J

c.

30 J

d.

35 J

Discuss
Answer: (b).25 J
Q210.
What is the heat of reaction if enthalpy of inputs and outputs at 25°C are 10 J and 8 J, the enthalpy of input and outputs at given temperature are 5 J and 20 J, enthalpy change of reaction is 30 J?

a.

13 J

b.

22 J

c.

28 J

d.

35 J

Discuss
Answer: (a).13 J
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