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MCQs

Total Questions : 193 | Page 16 of 20 pages
Question 151. A reactor is supplied with a feed of composition 46% C₃H₇O₄, 44% O₂ and 10% N₂, if 50% of the limiting reagent is converted into product, what is the percentage of O₂ in the product?
  1.    10
  2.    18
  3.    38
  4.    54
 Discuss Question
Answer: Option B. -> 18
Answer: (b).18
Question 152. A reactor is supplied with a feed of composition 46% C₃H₇O₄, 44% O₂ and 10% N₂, if 50% of the limiting reagent is converted into product, what is the percentage of N₂ in the product?
  1.    8
  2.    18
  3.    34
  4.    46
 Discuss Question
Answer: Option A. -> 8
Answer: (a).8
Question 153. A reactor is supplied with two steams with equal flow rates, stream-1 containing 75% SO₂, 25% N₂ and stream-2 containing pure H₂S, if the product has 1200 grams of S, and the ratio of H₂S to H₂O is 5 and the ratio of SO₂ to H₂S is 2, what is the rate of streams?
  1.    10 mole
  2.    20 moles
  3.    30 moles
  4.    40 moles
 Discuss Question
Answer: Option C. -> 30 moles
Answer: (c).30 moles
Question 154. A reactor is supplied with a feed of composition 46% C₃H₇O₄, 44% O₂ and 10% N₂, if 50% of the limiting reagent is converted into product, what is the percentage of H₂O in the product?
  1.    15
  2.    23
  3.    39
  4.    51
 Discuss Question
Answer: Option B. -> 23
Answer: (b).23
Question 155. A reactor is supplied with a feed of composition 46% C₃H₇O₄, 44% O₂ and 10% N₂, if 50% of the limiting reagent is converted into product, what is the percentage of C₃H₇O₄ in the product?
  1.    10
  2.    16
  3.    31
  4.    43
 Discuss Question
Answer: Option C. -> 31
Answer: (c).31
Question 156. There were 10 moles of a substance present initially in a system, 5 moles were added to it and a reaction occurred so that its moles are reduced by 20%, what are the final moles of substance in the system?
  1.    10
  2.    12
  3.    15
  4.    18
 Discuss Question
Answer: Option B. -> 12
Answer: (b).12
Question 157. There were 15 moles of a substance present initially in a system, 25 moles were added to it and a reaction occurred so that its moles are reduced by 50%, what are the final moles of substance in the system?
  1.    10
  2.    15
  3.    20
  4.    40
 Discuss Question
Answer: Option C. -> 20
Answer: (c).20
Question 158. 10 moles of A were present in a system initially, and 8 moles of C are added to it, it undergoes the reaction 5A + 3C -> 4B, what are number of moles of B produced?
  1.    4
  2.    6
  3.    8
  4.    10
 Discuss Question
Answer: Option C. -> 8
Answer: (c).8
Question 159. 10 moles of A were present in a system initially, and 12 moles of C are added to it, it undergoes the reaction 2A + 3C -> 2B, what are number of moles of B produced?
  1.    4
  2.    5
  3.    8
  4.    12
 Discuss Question
Answer: Option C. -> 8
Answer: (c).8
Question 160. 8 moles of A were present in a system initially, and 24 moles of B are added to it, it undergoes the reaction 2A + 3B -> 4C + 5D, what are number of moles of D produced?
  1.    10
  2.    20
  3.    30
  4.    40
 Discuss Question
Answer: Option C. -> 30
Answer: (c).30

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