Chemical Process Calculation Questions and Answers – Material balances for Multi-Unit System-Sequetial Multiunit System-II

This set of Chemical Process Calculation Problems focuses on “Material balances for Multi-Unit System-Sequetial Multiunit System-I”.

For the given process, If the values of Feed 1, 2, 3, 4, 5 are 10, 20, 30, 40, 50 moles respectively.
1. What is the value of D?
a) 100
b) 120
c) 130
d) 150
View Answer

Answer: d
Explanation: D = Feed (1 + 2 + 3 + 4 + 5).

2. What would be the value of D when feed 5 is inverted?
a) 50
b) 100
c) 150
d) 200
View Answer

Answer: a
Explanation: D = Feed (1 + 2 + 3 + 4 – 5).

3. What would be the value of D when feed 4 is inverted?
a) 100
b) 110
c) 120
d) 130
View Answer

Answer: b
Explanation: D = Feed (1 + 2 + 3 – 4 + 5).
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4. What would be the value of D when feed 3 is inverted?
a) 90
b) 100
c) 150
d) 200
View Answer

Answer: a
Explanation: D = Feed (1 + 2 – 3 + 4 + 5).

5. What would be the value of D when feed 2 is inverted?
a) 100
b) 110
c) 120
d) Not possible
View Answer

Answer: d
Explanation: It is not a possible case.
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6. What would be the value of D when feed 1 is inverted?
a) 100
b) 110
c) 120
d) 130
View Answer

Answer: d
Explanation: D = Feed (-1 + 2 + 3 + 4 + 5).

7. What is the value of D when feed 3 is inverted?
a) 70
b) 80
c) 90
d) 100
View Answer

Answer: c
Explanation: D = Feed (1 + 2 – 3 + 4 + 5).
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8. What is the value of C when feed 3 is inverted?
a) 0
b) 80
c) 90
d) 100
View Answer

Answer: c
Explanation: C = Feed (1 + 2 – 3).

9. What is the value of B when feed 3 is inverted?
a) 40
b) 80
c) 90
d) 100
View Answer

Answer: d
Explanation: B = Feed (1 + 2 – 3 + 4).
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10. What is the value of A when feed 3 is inverted?
a) 30
b) 80
c) 90
d) 100
View Answer

Answer: a
Explanation: A is not depended on feed 3.

Sanfoundry Global Education & Learning Series – Chemical Process Calculation.
To practice problems on all areas of Chemical Process Calculation, here is complete set of 1000+ Multiple Choice Questions and Answers.

If you find a mistake in question / option / answer, kindly take a screenshot and email to [email protected]

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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