InterviewSolution
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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
39 grams of benzene (z = 1.4) is filled in a container of volume 10 liter at 27^oC, what is the pressure of container?(a) 1.7 atm(b) 1.9 atm(c) 2.2 atm(d) 2.5 atmThe question was asked in an international level competition.My question is taken from Compressibility in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Correct CHOICE is (a) 1.7 ATM |
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| 2. |
1 mole of cyclohexane (z = 1.2) is filled in a container at 27^oC and 4 atm, what is the volume of container?(a) 3.8 liter(b) 4.4 liter(c) 5.6 liter(d) 7.4 literThis question was addressed to me during an online exam.This key question is from Compressibility topic in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The CORRECT ANSWER is (d) 7.4 LITER |
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| 3. |
How many grams of C2H6 (z = 1.4) is present in the container at 27^oC and 5 atm and with volume 10 liter?(a) 20 g(b) 30.4 g(c) 40.6 g(d) 50.8 gThe question was posed to me in examination.Enquiry is from Compressibility in section Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The CORRECT ANSWER is (c) 40.6 g |
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| 4. |
What is the volume of 21 g of propane (z = 1.9) at 1 atm and 27^oC?(a) 23.4 liter(b) 37.5 liter(c) 42.1 liter(d) 59.6 literI have been asked this question in a national level competition.The query is from Compressibility in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» CORRECT CHOICE is (a) 23.4 LITER Explanation: V = 1.9*0.5*0.0821*300/1 = 23.4 liter. |
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| 5. |
90 g glucose is filled in a container at 10 atm, if the volume of container is 2 liter, what is the temperature of glucose (z = 1.5)?(a) 25.4^oC(b) 51.7^oC(c) 76.9^oC(d) 103.5^oCThe question was asked by my school teacher while I was bunking the class.My question is based upon Compressibility topic in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Right CHOICE is (B) 51.7^oC |
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| 6. |
What is the compressibility of neon (molar mass = 20) with density 20 g/liter at 27^oC and 100 atm?(a) 2.1(b) 3.5(c) 4(d) 6.8I have been asked this question during an interview.Query is from Compressibility topic in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Correct answer is (C) 4 |
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| 7. |
What is the compressibility of methane with density 10 g/liter at 27^oC and 500 atm?(a) 32.5(b) 34.8(c) 39.6(d) 44.1This question was addressed to me in an online interview.The above asked question is from Compressibility in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» RIGHT choice is (a) 32.5 The best EXPLANATION: Z = PM/dRT = 500*16/(10*0.0821*300) = 32.5. |
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| 8. |
What is the pressure of 80 grams of CH4 with compressibility 5, with 10 liter volume at 27^oC?(a) 10.5 atm(b) 28.9 atm(c) 44.2 atm(d) 61.5 atmI had been asked this question during an interview.Query is from Compressibility topic in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Right ANSWER is (d) 61.5 ATM |
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| 9. |
What is the compressibility factor of water with density 1 g/liter at 27^oC and 1 atm?(a) 0.25(b) 0.59(c) 0.73(d) 0.91The question was asked in semester exam.Query is from Compressibility topic in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» CORRECT CHOICE is (c) 0.73 To explain I would SAY: z = PM/dRT = 1*18/(1*0.0821*300) = 0.73. |
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| 10. |
What is the compressibility factor of a liquid of molar mass 90 g and density 10 g/liter at 27^oC and 2 atm?(a) 0.14(b) 0.39(c) 0.51(d) 0.73This question was addressed to me in an interview for internship.My query is from Compressibility in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Right answer is (d) 0.73 |
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| 11. |
At what temperature, does SO2 with compressibility 2 has pressure 5 atm and molar volume 10 mole/s?(a) 300.5 K(b) 304.5 K(c) 310 K(d) 312.5 KI had been asked this question in quiz.My question is based upon Compressibility topic in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» CORRECT answer is (b) 304.5 K The best explanation: T = PV/zR = 5*10/(2*0.0821) = 304.5 K. |
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| 12. |
What is the pressure of CO2 gas with compressibility z = 0.8, if the ideal gas pressure of CO2 is 10 Pa, all other variables are same?(a) 5(b) 8(c) 10(d) 14This question was posed to me in class test.My query is from Compressibility topic in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Right option is (B) 8 |
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| 13. |
What is the pressure of H2 with compressibility 0.6, molar volume 5 liter/mole at 27^oC?(a) 2.9 atm(b) 5.4 atm(c) 9.6 atm(d) 14.5 atmThis question was posed to me during an interview.This question is from Compressibility in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The CORRECT OPTION is (a) 2.9 atm |
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| 14. |
Which of the following is true about compressibility of real gases?(a) Z = 1(b) Z < 1(c) Z > 1(d) Both Z < 1 and Z > 1This question was addressed to me in unit test.The query is from Compressibility in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The correct CHOICE is (d) Both Z < 1 and Z > 1 |
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| 15. |
A gas mixture with 20% Neon with pressure 3 atm at 27^oC is entered a reactor with rate F, and another stream with pure Neon with 2 atm pressure at 27^oC entered the reactor with rate 5 liter/s, product has 40% Neon with same conditions with rate P, what is the value of F?(a) 3 liter/s(b) 15 liter/s(c) 30 liter/s(d) 45 liter/sThe question was posed to me by my college director while I was bunking the class.I'd like to ask this question from Material Balances Involving Ideal Gases in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The CORRECT option is (c) 30 liter/s |
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| 16. |
What is the compressibility of ideal gases?(a) 1(b) 2(c) 3(d) 4I had been asked this question during an online exam.Question is from Compressibility topic in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The CORRECT answer is (a) 1 |
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| 17. |
CH4 with pressure 10 atm and volume 10 liter at 27^oC is passed into a reactor with 20% excess oxygen, how many moles of oxygen is left in the products?(a) 2(b) 4(c) 6(d) 8I had been asked this question in an interview for job.Asked question is from Material Balances Involving Ideal Gases in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Right ANSWER is (b) 4 |
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| 18. |
A gas mixture with 5% Neon with pressure 10 atm at 27^oC is entered a reactor with rate F, and another stream with pure Neon with 8 atm pressure at 27^oC entered the reactor with rate 3 liter/s, product has 10% Neon with same conditions with rate P, what is the value of F?(a) 3 liter/s(b) 15 liter/s(c) 48 liter/s(d) 72 liter/sThis question was addressed to me in an internship interview.The doubt is from Material Balances Involving Ideal Gases topic in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The correct choice is (d) 72 liter/s |
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| 19. |
A gas mixture with 50% Ar with pressure 80 Pa at 0^oC at the rate 5 liter/s is passed through a reactor and products a gas mixture with 80% Ar with pressure 50 Pa at 27^oC, what is the rate of product?(a) 5 liter/s(b) 10 liter/s(c) 20 liter/s(d) 40 liter/sI had been asked this question in homework.My doubt stems from Material Balances Involving Ideal Gases topic in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The correct OPTION is (a) 5 liter/s |
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| 20. |
A gas mixture with 20% O2 with pressure 100 Pa at 27^oC at the rate 50 liter/s is passed through a reactor and products a gas mixture with 40% O2 with pressure 25 Pa at 27^oC, what is the rate of product?(a) 50 liter/s(b) 100 liter/s(c) 200 liter/s(d) 400 liter/sI have been asked this question in an interview for internship.My query is from Material Balances Involving Ideal Gases in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Right answer is (B) 100 liter/s |
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| 21. |
A gas mixture with 10% H2 with pressure 15 Pa at 27^oC at the rate 20 liter/s is passed through a reactor and products a gas mixture with 30% H2 with pressure 25 Pa at 27^oC, what is the rate of product?(a) 4 liter/s(b) 10 liter/s(c) 24 liter/s(d) 30 liter/sThe question was asked during an interview.I'd like to ask this question from Material Balances Involving Ideal Gases topic in section Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» RIGHT answer is (a) 4 liter/s To EXPLAIN I would say: H2 BALANCE: 0.1*15*20 = 0.3*25*P, => P = 4 liter/s. |
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| 22. |
A gas mixture has 10% CH4 with pressure 5 Pa at 27^oC at the rate F, is passed through a reactor with another stream containing 60% CH4 with pressure 5 Pa at -73^oC at the rate 10 liter/s, if the percentage of CH4 with pressure 5 Pa at 27^oC in product is 80%, what is the value of F?(a) 1 liter/s(b) 1.4 liter/s(c) 2 liter/s(d) 2.6 liter/sThis question was posed to me in a job interview.This key question is from Material Balances Involving Ideal Gases in section Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The correct CHOICE is (b) 1.4 liter/s |
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| 23. |
A gas mixture with 50% H2 at the rate F is passed through a reactor and it produced a gas mixture with 80% H2 at the rate 15 liter/s, what is the value of F?(a) 5 liter/s(b) 8 liter/s(c) 15 liter/s(d) 24 liter/sThis question was posed to me in an interview for internship.Question is taken from Material Balances Involving Ideal Gases in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» RIGHT answer is (d) 24 liter/s Best explanation: OVERALL H2 balance: 0.5F = 0.8*15, => F = 24 liter/s. |
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| 24. |
A mixture with 60% O2 and 40% H2 with pressure 5 Pa at 27^oC at the rate 15 liter/s is passed through a reactor with another stream containing pure H2 with pressure 10 Pa at 27^oC at the rate 5 liter/s, what is the fraction of H2 with pressure 5 Pa at 27^oC in product?(a) 0.2(b) 0.4(c) 0.6(d) 0.8I have been asked this question during a job interview.I'm obligated to ask this question of Material Balances Involving Ideal Gases topic in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The correct option is (d) 0.8 |
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| 25. |
A gas mixture with 6% O2 with pressure 1 atm at 27^oC is entered a reactor with rate F, and another stream with pure O2 with 2 atm pressure at 27^oC entered the reactor with rate 1 liter/s, product has 10% O2 with same conditions with rate P, what is the value of F?(a) 575.5 liter/s(b) 725 liter/s(c) 895 liter/s(d) 997.5 liter/sI had been asked this question during an interview for a job.My question comes from Material Balances Involving Ideal Gases topic in section Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Correct option is (d) 997.5 liter/s |
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| 26. |
Glucose with pressure 10 atm at 27^oC is passed through a reactor with O2, what is the temperature of CO2 produced if pressure becomes thrice?(a) 150 K(b) 240 K(c) 300 K(d) 330 KThe question was posed to me in class test.This question is from Material Balances Involving Ideal Gases in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» CORRECT answer is (a) 150 K For explanation: The reaction is C6H12O6+ 9O2 -> 6CO2 + 6H2O, => 30/T = 6(10/300), => T = 150 K. |
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| 27. |
CO with pressure 10 atm at 27^oC is passed through a reactor with O2, what is the pressure of CO2 produced if 60% CO reacted?(a) 2 atm(b) 6 atm(c) 10 atm(d) 14 atmI have been asked this question during a job interview.My question comes from Material Balances Involving Ideal Gases topic in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The correct option is (B) 6 ATM |
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| 28. |
CH4 with pressure 10 atm and volume 5 liter at 27^oC is passed into a reactor with 50% excess oxygen, how many moles of oxygen is left in the products?(a) 2(b) 4(c) 6(d) 8The question was asked by my college professor while I was bunking the class.The origin of the question is Material Balances Involving Ideal Gases in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Correct answer is (a) 2 |
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| 29. |
N2 with pressure 10 atm and H2 with pressure 30 atm, both with volume 10 liter at 27^oC are passed into a reactor, how many moles NH3 is produced?(a) 4(b) 8(c) 12(d) 16I had been asked this question during an interview for a job.The query is from Material Balances Involving Ideal Gases topic in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Correct choice is (b) 8 |
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| 30. |
H2 at 27^oC with pressure 10 atm and volume 10 liter is passed through a reactor with 6 moles of oxygen, if the limiting reagent reacts completely, how many moles of oxygen is left unreacted?(a) 1(b) 2(c) 4(d) 6I got this question during an internship interview.Enquiry is from Material Balances Involving Ideal Gases topic in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Correct choice is (c) 4 |
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| 31. |
A vessel contains 10 moles of O2 and some other gases, total pressure is 10 atm, what is the partial pressure of O2?(a) 1 atm(b) 10 atm(c) 100 atm(d) Cannot be determinedThis question was posed to me by my school teacher while I was bunking the class.I'd like to ask this question from Ideal Gas Mixtures and Partial Pressure in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The CORRECT answer is (d) Cannot be DETERMINED |
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| 32. |
What is the total pressure of contained if it contains 0.3 fraction of N2 with partial pressure 8 Pa, 0.3 fraction of H2 with partial pressure 2 Pa, 0.4 fraction of CO2 with partial pressure 15 Pa?(a) 6.4 Pa(b) 7 Pa(c) 8.5 Pa(d) 9 PaI got this question in an internship interview.This interesting question is from Ideal Gas Mixtures and Partial Pressure topic in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» CORRECT choice is (d) 9 Pa The BEST explanation: TOTAL pressure = 0.3*8 + 0.3*2 + 0.4*15 = 9 Pa. |
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| 33. |
A container with total volume 10 liter is filled with 20% of O2, 40% of N2, and 40% of CO, what is the volume of O2?(a) 2 liter(b) 4 liter(c) 8 liter(d) 10 literI got this question by my college professor while I was bunking the class.My doubt stems from Ideal Gas Mixtures and Partial Pressure topic in section Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» CORRECT answer is (d) 10 liter The explanation is: VOLUME of each GAS in the container is equal to the TOTAL volume of the container. |
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| 34. |
What is the partial pressure of O2 with fraction 0.1, if the total pressure is 10 Pa?(a) 1 Pa(b) 3 Pa(c) 5 Pa(d) 7 PaI got this question during an online interview.This interesting question is from Ideal Gas Mixtures and Partial Pressure in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» RIGHT ANSWER is (a) 1 Pa The EXPLANATION: PARTIAL pressure = 0.1*10 = 1 Pa. |
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| 35. |
What is the total pressure of contained if it contains 0.5 fraction of O2 with partial pressure 3 Pa, 0.3 fraction of H2 with partial pressure 5 Pa, 0.2 fraction of CO2 with partial pressure 15 Pa?(a) 6 Pa(b) 7 Pa(c) 8 Pa(d) 9 PaThe question was asked during an online exam.Question is from Ideal Gas Mixtures and Partial Pressure topic in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The correct choice is (a) 6 Pa |
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| 36. |
A gas mixture contains 20% CO, 30% SO2, and 50% N2, if the partial pressure of N2 is 5 atm at 27^oC, what is the molar volume of N2?(a) 2.4 liter(b) 3.7 liter(c) 4.9 liter(d) 5.6 literThe question was posed to me by my college professor while I was bunking the class.Origin of the question is Ideal Gas Mixtures and Partial Pressure in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» RIGHT ANSWER is (a) 2.4 liter The best I can explain: Total pressure of MIXTURE = 5/0.5 = 10 ATM, => Molar Volume of N2 = Total molar volume of mixture = 0.0821*300/10 = 2.4 liter. |
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| 37. |
A gas mixture has 30% O2, 40% H2, and 30% N2 with molar volume of N2 10 L/mole at temperature 27^oC, what is the partial pressure of H2?(a) 2.4 atm(b) 3.6 atm(c) 4.8 atm(d) 6.4 atmThis question was addressed to me by my college professor while I was bunking the class.Asked question is from Ideal Gas Mixtures and Partial Pressure in section Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The CORRECT answer is (a) 2.4 atm |
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| 38. |
A container has gas mixture of 40% CO2 and 60% H2 with total pressure 10 Pa, if now O2 is added to it isothermally so that the final composition of the mixture becomes 20% CO2, 30% H2, and 50% O2, what is the partial pressure of O2 in the new composition?(a) 5 Pa(b) 10 Pa(c) 20 Pa(d) 35 PaThe question was posed to me in homework.The origin of the question is Ideal Gas Mixtures and Partial Pressure in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The correct choice is (B) 10 Pa |
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| 39. |
A container has gas mixture of 20% H2 and 80% N2 with total pressure P, now same amount of O2 is added to the mixture, what is the new partial pressure of N2?(a) 0.2P(b) 0.8P(c) P(d) 1.6PI have been asked this question in exam.The origin of the question is Ideal Gas Mixtures and Partial Pressure topic in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The correct answer is (b) 0.8P |
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| 40. |
The highest pressure gas of a mixture has partial pressure p, the partial pressure of other gases decreases by factor of 2^n-1, the partial pressure of second gases decreases by a factor of 2, partial pressure of third gas increases by 4, and so on, if the total pressure of gas mixture is 31p/16, how many gases are present in the mixture?(a) 3(b) 5(c) 10(d) 15The question was asked during an interview.My query is from Ideal Gas Mixtures and Partial Pressure in section Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» RIGHT option is (b) 5 The explanation is: Let N GASES are present in the MIXTURE, => p + p/2 + p/4 + – – – + p/2n-1 = 7p/8, => p(1 – 1/2n)/(1 – ½) = 31p/16, => n = 5. |
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| 41. |
A gas mixture comprises of 20% CO2, 50% O2, and 30% N2 has the total pressure 100 Pa at temperature -73^oC, if the temperature is increased to 27^oC, what is the new partial pressure of N2?(a) 15 Pa(b) 30 Pa(c) 45 Pa(d) 60 PaThe question was posed to me by my school principal while I was bunking the class.My question is from Ideal Gas Mixtures and Partial Pressure topic in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Right OPTION is (c) 45 Pa |
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| 42. |
A gas mixture contains 30% CO2, 40% O2, 30% N2, if the partial pressure of CO2 is 6 Pa, what is the total pressure of gas mixture?(a) 6 Pa(b) 10 Pa(c) 20 Pa(d) 60 PaThe question was asked by my college director while I was bunking the class.I need to ask this question from Ideal Gas Mixtures and Partial Pressure in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The CORRECT CHOICE is (c) 20 PA |
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| 43. |
A container has two gases at 27^oC, one with molar volume 6 L/mole, another with molar volume 3 L/mole, what is the total pressure of the container?(a) 6.9 atm(b) 8.5 atm(c) 12.3 atm(d) 15.8 atmThis question was addressed to me in quiz.Asked question is from Ideal Gas Mixtures and Partial Pressure topic in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The correct CHOICE is (C) 12.3 atm |
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| 44. |
The fraction of gas in a container is 0.5, if the total volume of the container is 6 liter, what is the volume of the gas?(a) 2 liter(b) 3 liter(c) 5 liter(d) 6 literThe question was asked in class test.Question is taken from Ideal Gas Mixtures and Partial Pressure in section Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» RIGHT option is (d) 6 LITER For EXPLANATION: VOLUME of gas = Volume of container = 6 liter. |
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| 45. |
Which of the following is not the unit of R?(a) Atm.liter/K.mole(b) Pa.m^3/K(c) N.Kg.m^3/K.mole(d) None of the mentionedI got this question in exam.This is a very interesting question from Ideal Gas Law in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» CORRECT ANSWER is (C) N.Kg.m^3/K.mole Explanation: N.Kg.m/K.mole is the UNIT of R. |
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| 46. |
The fraction of gas in a container is 0.1, if the total pressure of the container is 10 atm, what is the partial pressure of the gas?(a) 1 atm(b) 5 atm(c) 10 atm(d) 20 atmThis question was addressed to me in my homework.The doubt is from Ideal Gas Mixtures and Partial Pressure topic in division Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Right answer is (a) 1 atm |
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| 47. |
What is the compressibility factor for an ideal gas?(a) 1(b) 2(c) 3(d) Depends on the gasThe question was asked in exam.Question is from Ideal Gas Law in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» The correct ANSWER is (a) 1 |
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| 48. |
What is the specific gravity of CO at 27^oC and pressure 5 atm with respect to air (molecular wt. = 29 g) at 27^oC and pressure 10 atm?(a) 0.48(b) 0.56(c) 0.64(d) 0.72This question was addressed to me in an interview.The query is from Ideal Gas Law topic in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Right option is (a) 0.48 |
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| 49. |
What is the specific gravity of CO2 at 27^oC and pressure 1 atm with respect to air of with density 1 g/L?(a) 1.23(b) 1.55(c) 1.78(d) 1.96I had been asked this question during an interview for a job.My question is from Ideal Gas Law in chapter Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» Right choice is (c) 1.78 |
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| 50. |
What is the molecular mass of an ideal gas with pressure 1 atm, and density 10 g/L at temperature 27^oC?(a) 84.5 g(b) 135.1 g(c) 186.8 g(d) 246.3 gThe question was posed to me by my school principal while I was bunking the class.My doubt is from Ideal Gas Law topic in portion Recycle, Bypass, Purge, Ideal Gases and Real Gases of Basic Chemical Engineering |
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Answer» RIGHT OPTION is (d) 246.3 G For EXPLANATION: M = dRT/P = 10*0.0821*300/1 = 246.3 g. |
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