Separation Processes Questions and Answers – Ideal gas and Ideal Liquid-Solution Model

This set of Separation Processes Multiple Choice Questions & Answers (MCQs) focuses on “Ideal gas and Ideal Liquid-Solution Model”.

1. The ideal equations apply only till what pressure?
a) 305kPa
b) 315kPa
c) 325kPa
d) 345kPa
View Answer

Answer: d
Explanation: The ideal equation can be applied only till 345kPa for components of similar molecular structure.

2. How is the molar volume calculated?
a) RT/V
b) RT/n
c) RT/P
d) RT/np
View Answer

Answer: c
Explanation: Using ideal gas equation, the molar volume is calculated.

3. If the temperature of vapor is 400K and pressure is 20000 Pascal, what is the molar volume?
a) 0.15m3
b) 0.16 m3
c) 10 m3
d) 20 m3
View Answer

Answer: b
Explanation: ϑv = RT/P.

4. Which equation is used to calculate liquid molar volume?
a) M/dL
b) M/P
c) M/RT
d) RT/P
View Answer

Answer: a
Explanation: The equation M/dL is used.
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5. Which equation is used for non-ideal solutions at ambient pressure?
a) K i = ϕ iL / ϕ iV
b) K i = γ iL ϕiL/ ϕ iV
c) K i = P i s /P
d) K iiL P i s /P
View Answer

Answer: d
Explanation: Modified Roult’s law is used here.
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6. The liquid enthalpy is calculated using:
a)
The liquid enthalpy is calculated - option a
b) The liquid enthalpy is calculated - option b
c) The liquid enthalpy is calculated - option c
d) The liquid enthalpy is calculated - option d
View Answer

Answer: d
Explanation: Equation The liquid enthalpy is calculated - option dis used.

7. How is the liquid mass density calculated?
a) The liquid mass density calculated - option a
b) The liquid mass density calculated - option b
c)The liquid mass density calculated - option c
d) The liquid mass density calculated - option d
View Answer

Answer: a
Explanation: The formula The liquid mass density calculated - option a is used.
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8. If the temperature of vapor is 300K and pressure is 1atm , what is molar volume?
a) 0.04m3
b) 0.025 m3
c) 0.113 m3
d) 0.456 m3
View Answer

Answer: b
Explanation: ϑv = RT/P.

9. If the temperature of vapor is 100 oC and pressure is 2 atm, what is molar volume?
a) 0.23 m3
b) 0.34 m3
c) 0.015 m3
d) 0.234 m3
View Answer

Answer: c
Explanation: ϑv = RT/P.
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Sanfoundry Global Education & Learning Series – Separation Processes.

To practice all areas of Separation Processes, 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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