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%
A 40% gas in a system has partial pressure 4 atm, what is Henry’s constant?
1.1.6 atm
2. 4 atm
3.10 atm
4.16 atm
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%
According to Henry’s Law, what is the fraction of a gas with partial pressure p and Henry’s constant H?
1.p*H
2.p/H
3.p + H
4.p – H
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
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%
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%
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%
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%
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%
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%
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%
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%
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%
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%
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%
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%
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%
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
What is the degree of freedom of a system with 2 phases and 1 component?
1. 1
2.2
3. 3
4.4
What is the degree of freedom of a system with 3 phases and 5 components?
1.1
2.2
3. 3
4. 4
What is the degrees of freedom of a system with 5 phases and 5 components?
1.1
2.2
3.3
4.4
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
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
What is the degrees of freedom of a system with a mixture of water and ice?
1.1
2.2
3.3
4.4
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
What is the degrees of freedom of a system with pure water?
1.2
2.4
3. 5
4. 7
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
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
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
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
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%
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%
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
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
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
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%
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
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
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
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
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
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
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
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
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
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
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
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
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