Podcast
Questions and Answers
What is the overall order of the given reaction?
What is the overall order of the given reaction?
- Third order (correct)
- Second order
- Fourth order
- First order
If the concentration of Y is halved, what effect will it have on the rate of the reaction?
If the concentration of Y is halved, what effect will it have on the rate of the reaction?
- The rate will remain the same
- The rate will be halved
- The rate will quadruple (correct)
- The rate will double
What is the unit of the rate constant k for the reaction in mol-2dm6s-1?
What is the unit of the rate constant k for the reaction in mol-2dm6s-1?
- mol-2dm3s-1
- mol-1dm6s-1
- mol-3dm6s-1 (correct)
- mol-4dm6s-1
What does increasing the temperature do to the rate constant k according to the Arrhenius equation?
What does increasing the temperature do to the rate constant k according to the Arrhenius equation?
If the activation energy (EA) for a reaction increases, what would be the effect on the rate constant k?
If the activation energy (EA) for a reaction increases, what would be the effect on the rate constant k?
Which equation represents the relationship between ln k, ln A, EA, R, and T according to the Arrhenius equation?
Which equation represents the relationship between ln k, ln A, EA, R, and T according to the Arrhenius equation?
What is the overall order of the reaction described in the text?
What is the overall order of the reaction described in the text?
If both [A] and [B] concentrations are doubled simultaneously in a reaction with rate equation r = k [A] [B]^2, how does the rate change?
If both [A] and [B] concentrations are doubled simultaneously in a reaction with rate equation r = k [A] [B]^2, how does the rate change?
Given the initial rate data in the table, what is the order with respect to reactant X?
Given the initial rate data in the table, what is the order with respect to reactant X?
If the concentration of reactant Y is tripled while the concentration of X remains constant, what would be the impact on the rate in the reaction described?
If the concentration of reactant Y is tripled while the concentration of X remains constant, what would be the impact on the rate in the reaction described?
What is the unit of the rate constant in the reaction described?
What is the unit of the rate constant in the reaction described?
If both reactant concentrations are changed simultaneously, how does the effect on rate change compared to changing just one reactant's concentration at a time?
If both reactant concentrations are changed simultaneously, how does the effect on rate change compared to changing just one reactant's concentration at a time?
In a first-order reaction, what is the relationship between the rate constant (k) and concentration?
In a first-order reaction, what is the relationship between the rate constant (k) and concentration?
What order is a reaction if the half-lives of the reaction rapidly increase as the reaction progresses?
What order is a reaction if the half-lives of the reaction rapidly increase as the reaction progresses?
How do you determine the overall order of a reaction from initial rate data?
How do you determine the overall order of a reaction from initial rate data?
What happens to the rate in a zero-order reaction as the reactant is used up?
What happens to the rate in a zero-order reaction as the reactant is used up?
What is the unit of rate constant (k) for a first-order reaction?
What is the unit of rate constant (k) for a first-order reaction?
How does the half-life of a first-order reaction change with concentration?
How does the half-life of a first-order reaction change with concentration?
