Engineering/Chemical Engineering Mcq Question Set 12 Sample Test,Sample questions

Question: ` 25 mole of CH4 reacts completely with excess air, if 25 liter of bone dry air is produced at 27oC and 5 atm, what is the humidity?`

1.10%

2.100%

3.500%

4.1000%

Posted Date:-2022-03-14 19:27:29

Question: ` A 40% gas in a system has partial pressure 4 atm, what is Henryâ€™s constant?`

1.1.6 atm

2. 4 atm

3.10 atm

4.16 atm

Posted Date:-2022-03-14 19:45:37

Question: ` A reaction has produced 0.4 mole of water vapor and 1 liter of bone dry air at 27oC and 5 atm, what is the humidity?`

1. 85%

2.143%

3.178%

4.200%

Posted Date:-2022-03-14 19:18:58

Question: ` According to Henryâ€™s Law, what is the fraction of a gas with partial pressure p and Henryâ€™s constant H?`

1.p*H

2.p/H

3.p + H

4.p â€“ H

Posted Date:-2022-03-14 19:42:16

Question: ` What are moles of dry gas if the moles of water vapor is 14 at 25% humidity?`

1.3.5

2.7

3.14

4. 56

Posted Date:-2022-03-14 18:32:23

Question: `0.1 mole of CH4 reacts completely with excess air, if 1 liter of bone dry air is produced at 27oC and 25 atm, what is the humidity?`

1.4%

2.15%

3.20%

4. 52%

Posted Date:-2022-03-14 19:24:50

Question: `0.2 mole glucose reacts completely with excess air, if 5 liter of bone dry air is produced at 27oC and 5 atm, what is the humidity?`

1. 40%

2.80%

3.120%

4.160%

Posted Date:-2022-03-14 19:28:26

Question: `1 mole glucose reacts completely with excess air, if 25 liter of bone dry air is produced at 27oC and 5 atm, what is the humidity?`

1. 40%

2.80%

3.120%

4.160%

Posted Date:-2022-03-14 19:31:51

Question: `1 mole of CH4 reacts completely with excess air, if 5 liter of bone dry air is produced at 27oC and 5 atm, what is the humidity?`

1.25%

2.50%

3.100%

4.200%

Posted Date:-2022-03-14 19:23:32

Question: `1.5 mole glucose reacts completely with excess air, if 5 liter of bone dry air is produced at 27oC and 30 atm, what is the humidity?`

1.50%

2.150%

3.200%

4.300%

Posted Date:-2022-03-14 19:36:57

Question: `10 mole glucose reacts completely with excess air, if 25 liter of bone dry air is produced at 27oC and 30 atm, what is the humidity?`

1. 100%

2.200%

3.300%

4.400%

Posted Date:-2022-03-14 19:36:27

Question: `2 mole of CH4 reacts completely with excess air, if 25 liter of bone dry air is produced at 27oC and 5 atm, what is the humidity?`

1.45%

2.80%

3.95%

4.143%

Posted Date:-2022-03-14 19:24:23

Question: `50 mole of CH4 reacts completely with excess air, if 25 liter of bone dry air is produced at 27oC and 25 atm, what is the humidity?`

1.20%

2.80%

3.200%

4. 400%

Posted Date:-2022-03-14 19:26:49

Question: `50 mole of CH4 reacts completely with excess air, if 25 liter of bone dry air is produced at 27oC and 25 atm, what is the humidity?`

1.20%

2.80%

3.200%

4. 400%

Posted Date:-2022-03-14 19:27:53

Question: `6 mole glucose reacts completely with excess air, if 25 liter of bone dry air is produced at 27oC and 20 atm, what is the humidity?`

1. 20%

2.80%

3.145%

4. 180%

Posted Date:-2022-03-14 19:35:58

Question: `A reaction has produced 1.5 moles of water and 2 liter of bone dry air at 27oC and 25 atm, what is the humidity?`

1. 5%

2.25%

3.50%

4.75%

Posted Date:-2022-03-14 19:19:28

Question: `A reaction has produced 45 moles of water and 25 liter of bone dry air at 27oC and 25 atm, what is the humidity?`

1.25%

2.104%

3.180%

4.209%

Posted Date:-2022-03-14 19:21:10

Question: `A reaction has produced 5 moles of water vapor and 10 liter bone dry air at 27oC and 15 atm, what is the humidity?`

1.24%

2.49%

3.83%

4.106%

Posted Date:-2022-03-14 19:14:52

Question: `What is the degree of freedom of a gas mixture composed of CO2, SO2, SO3, CH4, H2CO3?`

1.2

2.3

3.5

4.7

Posted Date:-2022-03-14 19:12:29

Question: `What is the degree of freedom of a system with 2 phases and 1 component?`

1. 1

2.2

3. 3

4.4

Posted Date:-2022-03-14 18:33:46

Question: `What is the degree of freedom of a system with 3 phases and 5 components?`

1.1

2.2

3. 3

4. 4

Posted Date:-2022-03-14 18:41:01

Question: `What is the degrees of freedom of a system with 5 phases and 5 components?`

1.1

2.2

3.3

4.4

Posted Date:-2022-03-14 18:51:49

Question: `What is the degrees of freedom of a system with a mixture of copper pyrites, liquid benzene and helium?`

1.1

2.2

3.3

4.4

Posted Date:-2022-03-14 19:09:48

Question: `What is the degrees of freedom of a system with a mixture of ice, water and neon?`

1.1

2.2

3.3

4.4

Posted Date:-2022-03-14 19:08:04

Question: `What is the degrees of freedom of a system with a mixture of water and ice?`

1.1

2.2

3.3

4.4

Posted Date:-2022-03-14 18:55:22

Question: `What is the degrees of freedom of a system with a mixture of water, liquid benzene and oxygen?`

1.1

2.2

3.3

4.4

Posted Date:-2022-03-14 19:06:50

Question: `What is the degrees of freedom of a system with pure water?`

1.2

2.4

3. 5

4. 7

Posted Date:-2022-03-14 18:53:30

Question: `What is the fraction of a gas in a system at partial pressure 1 mm Hg, if the 0.2 fraction of the same gas is at partial pressure 2 mm Hg and 0.3 fraction at partial pressure 3 mm Hg (Use Freundlich Isotherm)?`

1.0.1

2.0.2

3.0.3

4.0.4

Posted Date:-2022-03-15 01:26:11

Question: `What is the fraction of a gas in a system at partial pressure 2 mm Hg, if the 0.2 fraction of the same gas is at partial pressure 8 mm Hg and 0.3 fraction at partial pressure 18 mm Hg (Use Freundlich Isotherm)?`

1.0.0125

2.0.0250

3. 0.0375

4.0.0450

Posted Date:-2022-03-15 01:26:41

Question: `What is the fraction of a gas in a system with partial pressure 10 mm Hg, H = 25 mm Hg?`

1. 0.1

2.0.2

3.0.3

4.0.4

Posted Date:-2022-03-14 19:43:18

Question: `What is the fraction of gas in a system with partial pressure 2 mm Hg and vapor pressure 5 mm Hg?`

1. 0.4

2.0.5

3. 0.6

4.0.8

Posted Date:-2022-03-14 19:40:12

Question: `What is the humidity if the moles of dry gas is 25 and mole of water vapor are 15?`

1. 60%

2. 90%

3.150%

4.200%

Posted Date:-2022-03-14 18:31:43

Question: `What is the humidity, if the mass of dry gas is 10 Kg and mass of water vapor is 5 Kg?`

1.25%

2.50%

3.100%

4.200%

Posted Date:-2022-03-14 18:18:58

Question: `What is the K value of a gas with partial pressure 10 atm and the total pressure of the system is 50 atm?`

1.0.1

2.0.2

3. 100

4.500

Posted Date:-2022-03-15 01:19:11

Question: `What is the K value of a gas with partial pressure 50 Pa and the total pressure of the system is 1 mm Hg?`

1.0.37

2. 0.45

3.0.79

4.0.91

Posted Date:-2022-03-15 01:19:44

Question: `What is the mass of water vapor, if the mass of dry gas is 10 lb and humidity 10%?`

1.254 g

2. 453 g

3.746 g

4. 1 Kg

Posted Date:-2022-03-14 18:19:23

Question: `What is the molal humidity of a gas with partial pressure with vapor 1 mm Hg and partial pressure without vapor 1 atm?`

1.90%

2.131%

3.214%

4.288%

Posted Date:-2022-03-14 18:18:09

Question: `What is the molal saturation of a gas with 10 Pa partial pressure without vapor and 0.5 atm partial pressure with vapor?`

1.0.5

2.1

3. 5

4.101.3

Posted Date:-2022-03-14 18:16:31

Question: `What is the number of components in a system with 3 degrees of freedom and 2 phases?`

1.1

2.2

3.3

4. 4

Posted Date:-2022-03-14 18:35:03

Question: `What is the number of phases in a system with 2 degrees of freedom and 2 components?`

1. 1

2.2

3.3

4.4

Posted Date:-2022-03-14 18:34:33

Question: `What is the partial pressure of 20% gas in a system with vapor pressure 10 mm Hg?`

1.2 mm Hg

2. 10 mm Hg

3. 50 mm Hg

4.100 mm Hg

Posted Date:-2022-03-14 19:40:44

Question: `What is the partial pressure of a 10% gas in a system, if H = 2 mm Hg?`

1. 0.1 mm Hg

2.0.2 mm Hg

3.0.3 mm Hg

4.0.4 mm Hg

Posted Date:-2022-03-14 19:42:42

Question: `What is the partial pressure of a 40% gas in a system with vapor pressure 1 mm Hg?`

1.0.2 mm Hg

2. 0.4 mm Hg

3. 0.6 mm Hg

4.0.8 mm Hg

Posted Date:-2022-03-14 19:38:12

Question: `What is the partial pressure of a 70% gas in a system, if H = 5 mm Hg?`

1.3.5 mm Hg

2.7 mm Hg

3.14 mm Hg

4.35 mm Hg

Posted Date:-2022-03-15 01:18:32

Question: `What is the total pressure of a system having 25% CO2 with 4 atm partial pressure and 30% O2 with 10 atm partial pressure, and 45% SO2 with partial pressure 20 atm?`

1.9 atm

2.13 atm

3.17 atm

4.19 atm

Posted Date:-2022-03-15 01:20:47

Question: `What is the total pressure of a system having 40% O2 with 5 atm partial pressure and 60% N2 with 10 atm partial pressure?`

1.2 atm

2.6 atm

3.8 atm

4.10 atm

Posted Date:-2022-03-15 01:20:19

Question: `What is the total pressure of a system having 50% H2CO3 with 6 atm partial pressure and 50% O2 with 12 atm partial pressure?`

1.3 atm

2.6 atm

3.9 atm

4.12 atm

Posted Date:-2022-03-15 01:21:27

Question: `What is the vapor pressure of 40% gas in a system with partial pressure 20 mm Hg?`

1. 5 mm Hg

2.10 mm Hg

3.20 mm Hg

4.50 mm Hg

Posted Date:-2022-03-14 19:41:43

Question: `What is the vapor pressure of 50% gas in a system with partial pressure 2 mm Hg?`

1. 1 mm Hg

2. 2 mm Hg

3.4 mm Hg

4.8 mm Hg

Posted Date:-2022-03-14 19:39:08

Question: `Which of the following is equal to the product of humidity and mass of dry gas?`

1.Moles of water vapor

2.Mass of water vapor

3.Mass of gas vapor

4.None of the mentioned

Posted Date:-2022-03-14 18:18:34

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