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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define a weak acid.
💡 Hint: Think about how it behaves in water.
Question 2
Easy
What is the relationship between Ka and the strength of a weak acid?
💡 Hint: Consider which acids donate protons more effectively.
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 characterizes a weak acid?
- It fully dissociates in water
- It partially dissociates in water
- It cannot donate protons
💡 Hint: Think about what happens in a solution with a weak acid.
Question 2
True or False: The conjugate base of a strong acid is typically a strong base.
- True
- False
💡 Hint: Consider the strong acid's ability to donate protons.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the pH of a 0.050 M citric acid solution, knowing that citric acid has a Ka value of 7.4 × 10⁻⁴.
💡 Hint: Make sure to apply equilibrium constants correctly.
Question 2
A solution contains 0.010 M of ammonium chloride. Determine the pH of the solution given Kb for ammonia is 1.8 × 10⁻⁵.
💡 Hint: Consider whether the solution is acidic or basic.
Challenge and get performance evaluation