Lakshya Education MCQs

Question: One kg of ethylene (c2h4) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and __________ kg of water or steam.
Options:
A. 9/7
B. 11/7
C. 7/4
D. 11/4
Answer: Option A

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More Questions on This Topic :

Question 1. 1 kgf/cm² is equal to
  1.     760 mm Hg
  2.     Zero mm Hg
  3.     735.6 mm Hg
  4.     1 mm Hg
Answer: Option C
Question 2. Work done is zero for the following process
  1.     Constant volume
  2.     Free expansion
  3.     Throttling
  4.     All of the above
Answer: Option D
Question 3. On weight basis, air contains following parts of oxygen
  1.     21
  2.     23
  3.     25
  4.     73
Answer: Option B
Question 4. On weight basis, air contains following parts of oxygen
  1.     21
  2.     23
  3.     25
  4.     73
Answer: Option B
Question 5. Work done is zero for the following process
  1.     Constant volume
  2.     Free expansion
  3.     Throttling
  4.     All of the above
Answer: Option D
Question 6. 1 kgf/cm² is equal to
  1.     760 mm Hg
  2.     Zero mm Hg
  3.     735.6 mm Hg
  4.     1 mm Hg
Answer: Option C

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