Question 31 : A vessel contains 10 moles of O₂ and some other gases, total pressure is 10 atm, what is the partial pressure of O₂?
1. 1 atm
2. 10 atm
3. 100 atm
4. Cannot be determined
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Question 32 : 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?
1. 2 liter
2. 4 liter
3. 8 liter
4. 10 liter
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Question 33 : What is the partial pressure of O₂ with fraction 0.1, if the total pressure is 10 Pa?
1. 1 Pa
2. 3 Pa
3. 5 Pa
4. 7 Pa
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Question 34 : 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?
1. 6.4 Pa
2. 7 Pa
3. 8.5 Pa
4. 9 Pa
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Question 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?
1. 6 Pa
2. 7 Pa
3. 8 Pa
4. 9 Pa
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Question 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?
1. 2.4 liter
2. 3.7 liter
3. 4.9 liter
4. 5.6 liter
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Question 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?
1. 2.4 atm
2. 3.6 atm
3. 4.8 atm
4. 6.4 atm
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Question 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?
1. 5 Pa
2. 10 Pa
3. 20 Pa
4. 35 Pa
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Question 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?
1. 0.2P
2. 0.8P
3. P
4. 1.6P
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Question 40 : 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?
1. 15 Pa
2. 30 Pa
3. 45 Pa
4. 60 Pa
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