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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does temperature measure in a chemical reaction?
💡 Hint: Think about what happens to molecules when temperature increases.
Question 2
Easy
How does increased temperature affect molecular collisions?
💡 Hint: Consider how temperature relates to speed.
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 is the effect of increasing temperature on reaction rates?
- Rates decrease
- Rates double
- Rates triple
- No effect
💡 Hint: Recall the empirical observation regarding temperature changes.
Question 2
Is it true that temperature affects the activation energy of a reaction?
- True
- False
💡 Hint: Think about what activation energy signifies.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the new rate constant for a reaction with an activation energy of 75 kJ/mol when the temperature is increased from 298 K to 308 K using the Arrhenius equation.
💡 Hint: Don't forget to convert energy from kJ to J when using the constants.
Question 2
Design a hypothetical experiment where you investigate the effect of temperature on the rate of a specific reaction, detailing methodology and expected results.
💡 Hint: Consider the types of measurements you'd need to reliably assess the rate.
Challenge and get performance evaluation