1. From this reaction, 2C₂H6 (g) + 70₂(g) →→ 4CO₂(g) + 6H₂O (1), which of the 1. following statements is TRUE? A. the rate of consumption of ethane is seven times faster than the rate of consumption of oxygen B. the rate of formation of CO₂ equals the rate of formation of water C. the rate of consumption of oxygen equals the rate of consumption of water D. CO₂ is formed twice as fast as ethane is consumed
1. From this reaction, 2C₂H6 (g) + 70₂(g) →→ 4CO₂(g) + 6H₂O (1), which of the 1. following statements is TRUE? A. the rate of consumption of ethane is seven times faster than the rate of consumption of oxygen B. the rate of formation of CO₂ equals the rate of formation of water C. the rate of consumption of oxygen equals the rate of consumption of water D. CO₂ is formed twice as fast as ethane is consumed
Chapter12: Chemical Kinetics
Section: Chapter Questions
Problem 5ALQ: Consider the following statements: In general, the rate of a chemical reaction increases a bit at...
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Question
![1. From this reaction, 2C₂H6 (g) + 70₂(g) → 4CO₂(g) + 6H₂O (1), which of the
1.
following statements is TRUE?
A. the rate of consumption of ethane is seven times faster than the rate of consumption of
oxygen
B. the rate of formation of CO₂ equals the rate of formation of water
C. the rate of consumption of oxygen equals the rate of consumption of water
D. CO₂ is formed twice as fast as ethane is consumed
2.
2. Which of the following statements about the speed of reaction is TRUE?
A. It is constant no matter what the temperature is.
B. It is independent of the amount of contact surface of a solid involved.
C. It varies inversely with the absolute temperature.
D. It is extremely rapid between ions in an aqueous solution because there are no bonds that
need to be broken.
3.
3. What are the units of k for the rate law: Rate = k[A][B]², when the
concentration unit is mol/L?
A. s-1
C. L mol-¹ s-1
D. L² mol¹² s-¹
B. s
4. Which items correctly complete the statement below?
*A catalyst can act in a chemical reaction to:
I. increase the equilibrium constant
II. lower the activation energy
III. decrease E for the reaction
IV. provide a new path for the reaction
A. only I & II
C. only III & IV
B. only II & IV
D. only I & III
5. Which of the following statements about a catalyst is TRUE?
A. It participates in the reaction.
B. It changes the equilibrium concentration of the products.
C. It does not affect a reaction energy path.
D. It always decreases the rate of a reaction.
4.
5.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F14e11a0f-090b-4734-8e28-dd768ffc8711%2F40b29327-a7c3-4df8-b359-5bf35e1cb8ce%2Fhuwpxbj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. From this reaction, 2C₂H6 (g) + 70₂(g) → 4CO₂(g) + 6H₂O (1), which of the
1.
following statements is TRUE?
A. the rate of consumption of ethane is seven times faster than the rate of consumption of
oxygen
B. the rate of formation of CO₂ equals the rate of formation of water
C. the rate of consumption of oxygen equals the rate of consumption of water
D. CO₂ is formed twice as fast as ethane is consumed
2.
2. Which of the following statements about the speed of reaction is TRUE?
A. It is constant no matter what the temperature is.
B. It is independent of the amount of contact surface of a solid involved.
C. It varies inversely with the absolute temperature.
D. It is extremely rapid between ions in an aqueous solution because there are no bonds that
need to be broken.
3.
3. What are the units of k for the rate law: Rate = k[A][B]², when the
concentration unit is mol/L?
A. s-1
C. L mol-¹ s-1
D. L² mol¹² s-¹
B. s
4. Which items correctly complete the statement below?
*A catalyst can act in a chemical reaction to:
I. increase the equilibrium constant
II. lower the activation energy
III. decrease E for the reaction
IV. provide a new path for the reaction
A. only I & II
C. only III & IV
B. only II & IV
D. only I & III
5. Which of the following statements about a catalyst is TRUE?
A. It participates in the reaction.
B. It changes the equilibrium concentration of the products.
C. It does not affect a reaction energy path.
D. It always decreases the rate of a reaction.
4.
5.
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