Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define a weak acid.
💡 Hint: Think about how strong acids behave compared to weak acids.
Question 2
Easy
What is Ka?
💡 Hint: It starts with 'K' and relates to acid strength.
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Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What characterizes a weak acid?
- Fully dissociates in solution
- Partially dissociates in solution
- Does not dissociate
💡 Hint: Consider how much of the acid is ionized.
Question 2
True or False: A smaller Ka value indicates a stronger acid.
- True
- False
💡 Hint: Think about how strong acids behave.
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Challenge Problems
Push your limits with challenges.
Question 1
You are given a weak acid with a Ka of 4.7 x 10^-4. Calculate the pH of a 0.1 M solution of this acid.
💡 Hint: Set up the equilibrium expression carefully.
Question 2
If the pKa of a weak acid is 5, what would be the Ka?
💡 Hint: Think logarithmically about the inverse relationship.
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