Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define a strong acid.
💡 Hint: Think about how readily it donates protons.
Question 2
Easy
Give an example of a weak acid.
💡 Hint: Consider an acid used in cooking or food.
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Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What defines a strong acid?
- A. Partially dissociates in solution
- B. Completely dissociates in solution
- C. Produces fewer H⁺ ions
💡 Hint: Think about what happens when a strong acid is mixed with water.
Question 2
True or False: A weak acid completely dissociates.
- True
- False
💡 Hint: Recall the key definition of weak acids.
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Challenge Problems
Push your limits with challenges.
Question 1
If you have a 0.1 M solution of acetic acid, what is the expected pH? Assume Ka for acetic acid is 1.76 x 10^-5.
💡 Hint: Use quadratic approximation or neglect [H⁺] in the denominator if it’s small.
Question 2
Calculate the Kb for ammonia if the pKb is 4.75.
💡 Hint: Remember that pKb is the logarithmic scale.
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