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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does E° represent in electrochemistry?
💡 Hint: Think about the voltage measured at standard conditions.
Question 2
Easy
What does the variable Q stand for in the Nernst equation?
💡 Hint: Consider the ratio of concentrations in the reaction.
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 Nernst equation allow you to predict?
- Concentration of products at standard conditions
- Cell potential under non-standard conditions
- Rate of the reaction
💡 Hint: Think about how electrochemical cells behave beyond standard states.
Question 2
If Q < K, what happens to the cell potential?
- True
- False
💡 Hint: Consider what direction the reaction shifts.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given E° = 0.77 V, T = 298 K, and the reaction 2H⁺ + 2e⁻ ⇌ H₂, calculate the cell cell potential when [H⁺] = 0.01 M.
💡 Hint: First, find Q and remember n for hydrogen is 2.
Question 2
Calculate the potential for a Daniell cell with E° = 1.10 V, [Zn²⁺] = 0.50 M, and [Cu²⁺] = 4.0 M.
💡 Hint: Make sure to calculate Q correctly!
Challenge and get performance evaluation