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MCQs

Total Questions : 129 | Page 7 of 13 pages
Question 61. 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
 Discuss Question
Answer: Option B. -> 0.8P
Answer: (b).0.8P
Question 62. 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
 Discuss Question
Answer: Option B. -> 10 Pa
Answer: (b).10 Pa
Question 63. A gas mixture has 30% O₂, 40% H₂, and 30% N₂ with molar volume of N₂ 10 L/mole at temperature 27°C, what is the partial pressure of H₂?
  1.    2.4 atm
  2.    3.6 atm
  3.    4.8 atm
  4.    6.4 atm
 Discuss Question
Answer: Option A. -> 2.4 atm
Answer: (a).2.4 atm
Question 64. A gas mixture comprises of 20% CO₂, 50% O₂, and 30% N₂ has the total pressure 100 Pa at temperature -73°C, if the temperature is increased to 27°C, what is the new partial pressure of N₂?
  1.    15 Pa
  2.    30 Pa
  3.    45 Pa
  4.    60 Pa
 Discuss Question
Answer: Option C. -> 45 Pa
Answer: (c).45 Pa
Question 65. A gas mixture contains 20% CO, 30% SO₂, and 50% N₂, if the partial pressure of N₂ is 5 atm at 27°C, what is the molar volume of N₂?
  1.    2.4 liter
  2.    3.7 liter
  3.    4.9 liter
  4.    5.6 liter
 Discuss Question
Answer: Option A. -> 2.4 liter
Answer: (a).2.4 liter
Question 66. 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
 Discuss Question
Answer: Option A. -> 6 Pa
Answer: (a).6 Pa
Question 67. 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
 Discuss Question
Answer: Option D. -> 10 liter
Answer: (d).10 liter
Question 68. 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
 Discuss Question
Answer: Option D. -> Cannot be determined
Answer: (d).Cannot be determined
Question 69. 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
 Discuss Question
Answer: Option A. -> 1 Pa
Answer: (a).1 Pa
Question 70. 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
 Discuss Question
Answer: Option D. -> 9 Pa
Answer: (d).9 Pa

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