Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Fun, engaging games to boost memory, math fluency, typing speed, and English skillsβperfect for learners of all ages.
Enroll to start learning
Youβve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define rate of reaction.
π‘ Hint: Consider what happens to concentrations during a chemical change.
Question 2
Easy
What effect does increasing temperature have on reaction rates?
π‘ Hint: Think about molecular motion and energy.
Practice 4 more questions and get performance evaluation
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What happens to the rate of a chemical reaction if the concentration of reactants is doubled?
π‘ Hint: Think about the frequency of collisions.
Question 2
True or False: Catalysts are consumed in the reactions they catalyze.
π‘ Hint: Consider the role of catalysts in chemical reactions.
Solve and get performance evaluation
Push your limits with challenges.
Question 1
A reactant's concentration decreased from 0.4M to 0.1M in 10 minutes. Calculate the average rate of reaction.
π‘ Hint: Use the formula for average rate.
Question 2
Design a practical activity to measure how temperature affects reaction rates. Include safety measures.
π‘ Hint: Ensure to use correct safety equipment when handling chemicals.
Challenge and get performance evaluation