Question 21 : A reactor is supplied with 2 streams both at same rates, one has pure Cl₂, and another has pure C₂H₆, if the product has 20% C₂H₅Cl and 50% HCl and 30% C₂H₆, what is the ratio of rate of feed and rate of product?
1. 0.2
2. 0.5
3. 2
4. 5
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Question 22 : A reactor is supplied with 2 streams both at same rates, one has pure Cl₂, and another has pure C₂H₆, if the product has 20% C₂H₅Cl and 80% HCl, what is the ratio of rate of feed and rate of product?
1. 0.2
2. 0.5
3. 2
4. 5
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Question 23 : Ethane is supplied with chlorine in a reactor, how many independent element balances can you write?
1. 1
2. 2
3. 3
4. 4
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Question 24 : Ethane is supplied at the rate F with oxygen at the rate W and leaves the following products CO₂, H₂O, O₂, C₂H₆ and H₂ at the rate P. How many independent element balances are possible?
1. 1
2. 2
3. 3
4. 4
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Question 25 : A reactor is supplied with 10 moles glucose and excess oxygen to produce CO₂ and H₂O, if the rate of products is 25 moles, what is the percentage of CO₂ in the products?
1. 0.1
2. 0.2
3. 0.3
4. 0.4
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Question 26 : A reactor is supplied with 10 moles glucose and excess oxygen to produce 40% CO₂, 60% H₂O, what is the rate of products?
1. 25 mole
2. 50 mole
3. 75 mole
4. 100 mole
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Question 27 : A reactor is supplied with glucose and oxygen to produce 40% CO₂, 60% H₂O, what is the ratio of glucose reacted and products?
1. 0.2
2. 0.4
3. 0.6
4. 0.8
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Question 28 : A reactor is supplied with 10 mole of Hexane and some hydrogen to produce 20% methane, 30% propane and 50% butane, what is the rate of products?
1. 10 mole
2. 16.6 mole
3. 26.6 mole
4. 40 mole
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Question 29 : A reactor is supplied with Hexane and hydrogen to produce 20% methane, 30% propane and 50% butane, what is the ratio of hydrogen consumed and the hexane reacted?
1. 0.21
2. 0.45
3. 0.59
4. 0.73
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Question 30 : A reactor supplied with CO₂ and H₂O, the product contains 40% CO₂, 30% H₂O and 30% H₂CO₃, what is the ratio of feed rate of CO₂ and rate of products?
1. 0.3
2. 0.4
3. 0.7
4. 0.9
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