Basic Chemical Engineering Mock Test 4

10%

Question 1 of 10

1. Methane is at the rate 50 moles is supplied to a reactor with air at the rate 1000 moles, the reactor leaves O₂, N₂, CO₂ and H₂O, what is the percentage of O₂ in products?

10.4%

78.2%

45.6%

25.8%

Question 1 of 10

Question 2 of 10

2. Ethane is supplied with chlorine in a reactor, how many independent element balances can you write?

Question 2 of 10

Question 3 of 10

3. A reactor is supplied with 5 moles each of CH₃OH and O₂, and the following reactions occur, CH₃OH + 1/2O₂ -> CH₂O + H₂O and then CH₂O + 1/2O₂ -> CO + H₂O, the conversion of methanol is 80% in first reaction, and conversion of CH₂O is 50% in second reaction. How many moles of CH₃OH are there in the products?

Question 3 of 10

Question 4 of 10

4. 5 moles of Al₂O₃ are reacted with 10 moles H₂SO₄, how many moles of Al₂(SO₄)₃ will produce?

33.3

3.33

Question 4 of 10

Question 5 of 10

5. A reactor is supplied with 15 moles of C, and it undergoes following reactions C + 0.5O₂ -> CO and C + O₂ -> CO₂, if 8 moles of CO₂ was produced and 3 moles of C remains unreacted, what are the number of moles of CO produced?

Question 5 of 10

Question 6 of 10

6. A reactor is supplied with 20 moles of C, and it undergoes following reactions C + 0.5O₂ -> CO and C + O₂ -> CO₂, if 10 moles of CO₂ was produced and 5 moles of C remains unreacted, what are the number of moles of CO produced?

Question 6 of 10

Question 7 of 10

7. Propane is burnt with 20% excess O₂, what is the percentage of CO₂ in products?

45%

12.5%

25%

75.5%

Question 7 of 10

Question 8 of 10

8. How many independent equations are possible, if only one component exists in each stream?

Question 8 of 10

Question 9 of 10

9. What is the value of P in the following process?

5 mole

15 mole

20 mole

10 mole

Question 9 of 10

Question 10 of 10

10. A reactor supplied with CO₂ and H₂O, the product contains H₂O and H₂CO₃, if the rate of CO₂ is 10 mole, what is the percentage of H₂CO₃ in products?

100

Question 10 of 10