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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a rate expression?
💡 Hint: Think about how concentrations influence the speed of a reaction.
Question 2
Easy
What are the units of the rate constant for a first-order reaction?
💡 Hint: Consider how long it takes for reactants to change.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does the rate constant (k) indicate in a reaction?
- The rate of reaction
- The proportionality constant
- The order of reaction
💡 Hint: Think about what role k plays in the rate law.
Question 2
True or False: The rate law can generally be derived from the balanced equation of a reaction.
- True
- False
💡 Hint: Consider variability in reaction conditions.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given the reaction A + B -> C with initial concentrations of [A] = 1 mol L⁻¹ and [B] = 1 mol L⁻¹ and a rate constant k = 0.1 L mol⁻¹ s⁻¹, what is the initial rate of reaction?
💡 Hint: Use the rate expression carefully.
Question 2
For a reaction with a k value showing strong dependence on temperature, explain why it is crucial to study this behavior in detail.
💡 Hint: Think about how heat influences molecular movement.
Challenge and get performance evaluation